question_answer 1)
What do we call the set of negative numbers and whole numbers?
A)
Natural numbers done
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B)
Integers done
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C)
Positive numbers done
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D)
The set of whole numbers. done
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question_answer 2)
Which of the following is the smallest positive integer?
A)
0 done
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B)
100 done
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C)
1 done
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D)
9 done
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question_answer 3)
Where are the negative numbers located on a horizontal number line?
A)
On the right of 0 done
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B)
On the left of 0 done
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C)
Above 0 done
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D)
Below 0 done
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question_answer 4)
What is the opposite of earning Rs. 100?
A)
\[+\] Rs. 100 done
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B)
Profit of Rs. 100 done
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C)
Gain of Rs. 100 done
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D)
Spending Rs. 100 done
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question_answer 5)
How is the withdrawal of RS. 200 represented?
A)
Depositing Rs. 200 done
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B)
\[-\]Rs. 200 done
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C)
Rs. 200 done
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D)
\[-200\] done
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question_answer 6)
Which of the following is true with respect to \[-28\] and \[-32\]?
A)
\[-28<-32\] done
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B)
\[~-28=-32\] done
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C)
\[-32>-28\] done
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D)
\[-28>-32\] done
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question_answer 7)
Where do we place the positive numbers on a vertical number line with respect to O?
A)
Above done
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B)
On its left side done
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C)
On its right side done
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D)
Below done
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question_answer 8)
What is the representation of 30 km towards the west?
A)
30 km east done
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B)
\[-30\] km done
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C)
30 km done
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D)
30 done
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question_answer 9)
What is the nature of the product of a negative integer by itself, odd number of times?
A)
Positive done
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B)
Negative done
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C)
Non negative done
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D)
Cannot be determined done
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question_answer 10)
What is the nature of the product of a negative number by itself even number of times?
A)
Negative done
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B)
0 done
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C)
Positive done
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D)
Non-negative done
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question_answer 11)
A Calculate \[(-32)\times (-4)\times (-3)\times 0\times (-6)\]
A)
27648 done
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B)
276480 done
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C)
0 done
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D)
\[-27648\] done
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question_answer 12)
If the dividend and the divisor have like signs, what is the sign of the quotient?
A)
Positive done
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B)
Negative done
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C)
Zero done
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D)
Indeterminate done
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question_answer 13)
If the dividend and divisor have unlike signs, what is the sign of the quotient?
A)
Positive done
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B)
Negative done
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C)
Zero done
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D)
Indeterminate done
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question_answer 14)
Match the following.
(i) \[(132)\div (-12)\] (a) \[49\] (ii) \[(-144)\div (+16)\] (b) \[8\] (iii) \[(-32)\div (-4)\] (c) \[(-9)\] (iv) \[(196)\div (4)\] (d) \[(-11)\]
A)
\[\left( i \right)-\left( b \right),\left( ii \right)-\left( a \right),\left( iii \right)-\left( c \right),\left( iv \right)-\left( d \right)\] done
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B)
\[\left( i \right)-\left( a \right),\left( ii \right)-\left( b \right),\left( iii \right)-\left( d \right),\left( iv \right)-\left( c \right)\] done
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C)
\[\left( i \right)-\left( d \right),\left( ii \right)-\left( c \right),\left( iii \right)-\left( b \right),\left( iv \right)-\left( a \right)\] done
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D)
\[\left( i \right)-\left( c \right),\left( ii \right)-\left( d \right),\left( iii \right)-\left( a \right),\left( iv \right)-\left( b \right)\] done
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question_answer 15)
With respect to which of the following operations is closure property satisfied by the set of integers?
A)
\[+,\times \] done
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B)
\[+,\div ,\times \] done
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C)
\[+,\times ,-\] done
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D)
\[+,-,\div \] done
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question_answer 16)
What is the additive identity for the set of integers?
A)
\[0\] done
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B)
\[(-1)\] done
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C)
\[1\] done
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D)
\[+10\] done
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question_answer 17)
Which of the following is the multiplicative identity in the set of integers?
A)
\[1\] done
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B)
\[(-1)\] done
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C)
\[0\] done
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D)
\[(-10)\] done
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question_answer 18)
What is the value of\[124\times 4-3+118\div 2\]?
A)
\[552\] done
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B)
\[496\] done
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C)
\[553\] done
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D)
\[-553\] done
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question_answer 19)
Which of the following orders is used while evaluating an expression?
A)
\[[\,],\,\,(\,),\,\,\{\,\}\] done
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B)
\[\{\,\},\,\,(\,),\,\,[\,]\] done
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C)
\[(\,),\,\,\{\,\},\,\,[\,]\] done
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D)
\[(\,),\,\,[\,],\,\,\{\,\}\] done
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question_answer 20)
If a negative sign precedes a bracket, what happens to the terms inside it?
A)
Their signs are changed. done
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B)
The terms are reciprocated. done
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C)
The signs remain the same. done
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D)
The terms are doubled. done
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question_answer 21)
If a positive sign precedes a bracket, what happens to the terms inside it?
A)
Signs of the terms will be changed. done
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B)
Every term is reciprocated. done
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C)
Every term will become zero. done
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D)
No change occurs in any of the terms. done
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question_answer 22)
What is the value of the expression \[7-[13-\{-2-6(6\,\,of\,\,-5)\}]\]?
A)
\[-172\] done
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B)
\[180\] done
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C)
\[172\] done
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D)
\[0\] done
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question_answer 23)
What is the sign of the product of two integers with like signs?
A)
Negative done
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B)
Positive done
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C)
0 done
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D)
Cannot be determined done
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question_answer 24)
What is the sign of the product of two integers with unlike signs?
A)
Negative done
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B)
0 done
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C)
Positive done
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D)
Cannot be determined done
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question_answer 25)
Which of the following operations on integers satisfy the commutative property?
A)
\[-,\,\div \] done
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B)
\[-,\,\times \] done
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C)
\[+,\,-\] done
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D)
\[+,\,\times \] done
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question_answer 26)
Over which of the following operations is multiplication distributed in the set of integers?
A)
\[-,\,\div \] done
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B)
\[-,\,\times \] done
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C)
\[+,\,-\] done
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D)
\[\times ,\,\div \] done
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question_answer 27)
What is the sign of the product obtained when a positive integer is multiplied by \[-1\]?
A)
Positive done
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B)
Negative done
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C)
0 done
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D)
Non negative done
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question_answer 28)
The sum of two integers is 62. If one o1 the integers is \[-48\] what is the other?
A)
\[14\] done
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B)
\[-14\] done
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C)
\[-110\] done
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D)
\[110\] done
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question_answer 29)
The product of two integers is \[-48\]. If one of the integers is \[-6,\]what is the value of the other?
A)
\[1\] done
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B)
\[288\] done
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C)
\[0\] done
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D)
\[8\] done
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question_answer 30)
A man walked 3 km towards North then 8 km towards South. What is his final position with respect to his initial position?
A)
5 km towards East done
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B)
3 km towards South done
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C)
8 km towards North done
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D)
5 km towards South done
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question_answer 31)
What is the smallest negative integer?
A)
\[-1\] done
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B)
\[-10\] done
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C)
\[0\] done
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D)
Does not exist done
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question_answer 32)
In a quiz, positive marks were given for correct answers and negative marks for incorrect answers. If Guru's scores in five successive rounds were \[35,-10,-15,\text{ }20\]and 5, what is his total score at the end?
A)
\[25\] done
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B)
\[35\] done
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C)
\[45\] done
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D)
\[55\] done
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question_answer 33)
A deep well has steps inside it. A monkey is sitting on the topmost step (i.e., the first step). The water level is at the ninth step. If the monkey jumps 3 steps down and then jumps back 2 steps up, how many jumps does it have to make to reach the water level?
A)
\[11\] done
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B)
\[9\] done
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C)
\[7\] done
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D)
\[5\] done
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question_answer 34)
A certain freezing process requires that room temperature be lowered from \[{{4}^{o}}C\]at the rate of \[{{5}^{o}}C\] every hour. What is the room temperature after 10 hours?
A)
\[{{0}^{o}}C\] done
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B)
\[-{{5}^{o}}C\] done
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C)
\[-{{10}^{o}}C\] done
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D)
\[-{{15}^{o}}C\] done
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question_answer 35)
In a class test containing 10 questions, 3 marks are awarded for every correct answer and \[(-1)\] mark is awarded for every incorrect answer and 0 for the questions not attempted. Srinu gets two correct and six incorrect answers out of eight questions he attempts. What is his total score?
A)
\[0\] done
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B)
\[2\] done
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C)
\[-2\] done
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D)
\[6\] done
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question_answer 36)
What should be multiplied by \[(-12)\] in order to get 180?
A)
\[15\] done
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B)
\[-15\] done
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C)
\[16\] done
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D)
\[-16\] done
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question_answer 37)
A lift descends into an underground floor at the rate of 6 metres per minute. If the descent starts from 10 metres above the ground level, how much time will it take to descend 350 metres?
A)
30 minutes done
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B)
50 minutes done
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C)
1 hour done
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D)
1 hour 30 minutes done
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question_answer 38)
The temperature at 12 noon was \[{{10}^{o}}C\] above zero. If it decreases at the rate of \[{{2}^{o}}C\] per hour until midnight, what would be the temperature at 9 p.m.?
A)
\[-{{8}^{o}}C\] done
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B)
\[-{{6}^{o}}C\] done
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C)
\[{{8}^{o}}C\] done
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D)
\[{{6}^{o}}C\] done
clear
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question_answer 39)
What is the identity element with respect to subtraction in integers?
A)
\[0\] done
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B)
\[1\] done
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C)
\[-1\] done
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D)
Does not exist done
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question_answer 40)
Which of the following statements holds correct?
A)
\[N\subset W\subset Z\] done
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B)
\[Z\subset N\subset W\] done
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C)
\[W\subset N\subset Z\] done
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D)
\[Z\subset W\subset N\] done
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question_answer 41)
The quotient of two numbers is \[(-17)\]. If one of the numbers is \[(-340),\]what is the other number?
A)
\[20\] done
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B)
\[17\] done
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C)
\[(-20)\] done
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D)
\[(-30)\] done
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