A) 0 done clear
B) 6 done clear
C) Either (a) or (b) done clear
D) Neither (a) nor (b) done clear
View Solution play_arrowquestion_answer2) Find the sum of all the factors of 24.
A) 48 done clear
B) 24 done clear
C) 60 done clear
D) 54 done clear
View Solution play_arrowA) 23 done clear
B) 24 done clear
C) 36 done clear
D) 12 done clear
View Solution play_arrowquestion_answer4) Find the L.C.M. of 12, 24 and 36.
A) 36 done clear
B) 24 done clear
C) 72 done clear
D) 108 done clear
View Solution play_arrowquestion_answer5) What is the H.C.F. of two co-prime numbers?
A) 1 done clear
B) 0 done clear
C) 2 done clear
D) Their product done clear
View Solution play_arrowquestion_answer6) What is the H.C.F. of 120, 144 and 216?
A) 38 done clear
B) 24 done clear
C) 120 done clear
D) 144 done clear
View Solution play_arrowA) 2 done clear
B) 4 done clear
C) 3 done clear
D) 0 done clear
View Solution play_arrowA) 23 done clear
B) 17 done clear
C) 25 done clear
D) 19 done clear
View Solution play_arrowA) 240 done clear
B) 360 done clear
C) 120 done clear
D) 480 done clear
View Solution play_arrowquestion_answer10) Which of the following sets of numbers have the same H.C.F?
60 650 250 | 230 450 | 120 180 240 | 135 315 495 |
P | Q | R | S |
A) Q and R done clear
B) P and R done clear
C) R and S done clear
D) P and Q done clear
View Solution play_arrowquestion_answer11) How many times the H.C.F. of 11, 33 and 88 is their L.C.M.?
A) 11 done clear
B) 24 done clear
C) 22 done clear
D) 3629 done clear
View Solution play_arrowquestion_answer12) How many hundreds are there in the sum of the factors of 140?
A) 300 done clear
B) 30 done clear
C) 336 done clear
D) 3 done clear
View Solution play_arrowquestion_answer13) Observe the twin primes in the table.
(3, 5) | (5, 7) | (11, 13) | (17, 19) |
P | Q | R | S |
A) Q and R done clear
B) P and S done clear
C) P and Q done clear
D) P and R done clear
View Solution play_arrowquestion_answer14) Study the prime factorisation of X and Y given.
\[\text{X = 2 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 5}\] |
\[\text{Y = 2 }\!\!\times\!\!\text{ 2 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 3 }\!\!\times\!\!\text{ 5 }\!\!\times\!\!\text{ 19}\] |
A) \[\text{8 }\times \text{ 1000}\] done clear
B) \[\text{8 }\times \text{ 100}\] done clear
C) \[\text{8 }\times \text{ 10}\] done clear
D) \[\text{8 }\times \text{ 1}\] done clear
View Solution play_arrowA) 15 years done clear
B) 21 years done clear
C) 14 years done clear
D) 20 years done clear
View Solution play_arrowquestion_answer16) Study the following.
M is the least common multiple of 18, 24 and 40 |
N is the highest common factor of 60, 189 and 360 |
A) 0 done clear
B) 1 done clear
C) 2 done clear
D) 6 done clear
View Solution play_arrowquestion_answer17) Study the following.
The number is between 10 and 50 |
It is a multiple of 6 |
It is a factor of 96 |
A) 12 done clear
B) 24 done clear
C) 30 done clear
D) 48 done clear
View Solution play_arrowquestion_answer18) What is the number which is a multiple of both '3' and '6' but not 9?
A) 72 done clear
B) 63 done clear
C) 45 done clear
D) 48 done clear
View Solution play_arrowquestion_answer19) Observe the figure given. Identify the missing numbers X and Y.
A) \[\begin{align} & \text{X = 24} \\ & \text{Y = 26} \\ \end{align}\] done clear
B) \[\begin{align} & \text{X = 22} \\ & \text{Y = 24} \\ \end{align}\] done clear
C) \[\begin{align} & \text{X = 19} \\ & \text{Y = 20} \\ \end{align}\] done clear
D) \[\begin{align} & \text{X = 23} \\ & \text{Y = 25} \\ \end{align}\] done clear
View Solution play_arrowquestion_answer20) What is the value of X if it is the H.C.F of 240 and 288?
A) 48 done clear
B) 16 done clear
C) 30 done clear
D) 32 done clear
View Solution play_arrowA) 10 done clear
B) 15 done clear
C) 27 done clear
D) 53 done clear
View Solution play_arrowquestion_answer22) Which number can be divided into two equal groups with no remainder?
A) 850 done clear
B) 493 done clear
C) 223 done clear
D) 395 done clear
View Solution play_arrowA) 3 done clear
B) 6 done clear
C) 4 done clear
D) 8 done clear
View Solution play_arrowquestion_answer24) How many numbers between 6 and 40 can be divided by 3?
A) 12 done clear
B) 14 done clear
C) 11 done clear
D) 15 done clear
View Solution play_arrowquestion_answer25) Find the number of zeroes from 10 to 110.
A) 12 done clear
B) 11 done clear
C) 13 done clear
D) 10 done clear
View Solution play_arrowquestion_answer26) How many of the digit 8 are there altogether in numbers from 8 to 88?
A) 18 done clear
B) 16 done clear
C) 17 done clear
D) 19 done clear
View Solution play_arrowquestion_answer27) Find the division with the greatest remainder.
A) \[15\div 3\] done clear
B) \[\text{23}\div \text{4}\] done clear
C) \[\text{37}\div \text{5}\] done clear
D) \[\text{32}\div \text{6}\] done clear
View Solution play_arrowquestion_answer28) What is the sum of the first three common multiples of 6 and 9?
A) 54 done clear
B) 108 done clear
C) 162 done clear
D) 216 done clear
View Solution play_arrowquestion_answer29) What are the common factors of 18, 36 and 48?
A) 6 done clear
B) 3 done clear
C) 2 done clear
D) All the above done clear
View Solution play_arrow* Every 5th customer received a free gold fish. |
* Every 12th customer received a free cat fish. |
A) 2 done clear
B) 11 done clear
C) 26 done clear
D) 37 done clear
View Solution play_arrowquestion_answer31) Which of the following is correct?
A) \[\begin{align} & 72\div 8>6 \\ & 18-9>3 \\ \end{align}\] done clear
B) \[\begin{align} & 72\div 8<6 \\ & 18-9<3 \\ \end{align}\] done clear
C) \[\begin{align} & 72\div 8=6 \\ & 18-9=3 \\ \end{align}\] done clear
D) \[\begin{align} & 6\times 3>20 \\ & 19\times 2<35 \\ \end{align}\] done clear
View Solution play_arrowA) 17 done clear
B) 18 done clear
C) 19 done clear
D) 20 done clear
View Solution play_arrowA) \[(7\times 3)+5\] done clear
B) \[\text{(7 }\times \text{ 5) + 3}\] done clear
C) \[\text{7 }\times \text{ (3 + 5)}\] done clear
D) \[\text{7 + (5 }\times \text{ 3)}\] done clear
View Solution play_arrowquestion_answer34) Which of the following is true?
A) \[\text{6}\times \text{3 = 4}\times \text{4}\] done clear
B) \[\text{20 - 5 = 19 - 3}\] done clear
C) \[\text{9 + 8 = 10 + 7}\] done clear
D) \[\text{2 }\!\!\times\!\!\text{ 3 = 2 + 3}\] done clear
View Solution play_arrowquestion_answer35) Which of the following are numbers whose H.C.F. is 1?
A) Prime numbers done clear
B) Composite numbers done clear
C) Co-prime numbers done clear
D) Twin prime numbers done clear
View Solution play_arrowquestion_answer36) What is the smallest number which is exactly divisible by 12, 16 and 20?
A) 12 done clear
B) 20 done clear
C) 200 done clear
D) 240 done clear
View Solution play_arrowA) Hari gives 2 of his biscuits to Renu done clear
B) Hari gives 4 of his biscuits to Renu done clear
C) Renu gives 2 of her biscuits to Hari done clear
D) Renu gives 4 of her biscuits to Hari done clear
View Solution play_arrowA) 6 done clear
B) 9 done clear
C) 12 done clear
D) 24 done clear
View Solution play_arrowA) 6 done clear
B) 7 done clear
C) 21 done clear
D) 24 done clear
View Solution play_arrowA) a = 2, b = 16 done clear
B) a = 4, b = 20 done clear
C) a = 6, b = 25 done clear
D) a = 8, b = 30 done clear
View Solution play_arrowA) 12: 01 p.m. done clear
B) 12: 02 p.m. done clear
C) 12: 06 p.m. done clear
D) 12: 15 p.m. done clear
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