A) 288
B) 132
C) 564
D) 420
View Answer play_arrowA) 1
B) 0
C) Either [a] or [b].
D) Neither [a] nor [b].
View Answer play_arrowA) 3, 37
B) 3, 73
C) 73, 3
D) 9, 73
View Answer play_arrowStep 1: \[\text{1}0\text{32}=\text{4}0\text{8}\times \text{2}+\text{216}\] |
Step 2: ___________ |
Step 3: ___________ |
Step 4: \[\text{192 }=\text{24}\times \text{8}+0\] |
(i) 408=2161+1921 |
(ii) 408=216+180+12 |
(iii) 216 =192 1 + 24 |
(iv) 192 = 24 8 + 0 |
A) (i) and (ii)
B) (i) and (iii)
C) (ii) and (iii)
D) (iii) and (iv)
View Answer play_arrowquestion_answer5) For what value of 'x' does 6x end with 5?
A) 0
B) 1
C) 5
D) Never ends with 5.
View Answer play_arrowquestion_answer6) If 4 divides 1728, which of the following statements is true?
A) 4 divides 12.
B) 6 divides 1728.
C) 2 divides 1728.
D) 4 divides 144.
View Answer play_arrowA) \[\text{2}\times \text{5}\times \text{7c}{{\text{m}}^{\text{2}}}\]
B) \[2\times 73c{{m}^{2}}\]
C) \[\text{26}\times \text{52}\times \text{74 c}{{\text{m}}^{\text{2}}}\]
D) \[\text{25}\times \text{52}\times \text{73c}{{\text{m}}^{\text{2}}}\]
View Answer play_arrowquestion_answer8) Choose the irrational number.
A) \[2-\sqrt{4}\]
B) \[{{(\sqrt{5})}^{2}}\]
C) \[\sqrt{9}-\sqrt{4}\]
D) \[\sqrt{2}-\sqrt{3}\]
View Answer play_arrowquestion_answer9) Given\[a=3-\sqrt{2}\]. and\[b=3+\sqrt{2}\], which of the following is correct?
A) a + b is irrational.
B) a - b is rational.
C) ab is rational.
D) \[\frac{a}{b}\]is rational.
View Answer play_arrowA) \[0\le r\le b\]
B) \[0<r\le b\]
C) \[0\le r<b\]
D) \[0<r<b\]
View Answer play_arrowquestion_answer11) Which of the following is a non-terminating repeating decimal?
A) \[\frac{24}{1600}\]
B) \[\frac{171}{800}\]
C) \[\frac{123}{{{2}^{2}}\times {{5}^{3}}}\]
D) \[\frac{145}{{{2}^{3}}\times {{5}^{2}}\times {{7}^{2}}}\]
View Answer play_arrowquestion_answer12) Choose the terminating decimal.
A) \[\frac{141}{1000}\]
B) \[\frac{17}{30}\]
C) \[\frac{271}{90}\]
D) \[\frac{53}{343}\]
View Answer play_arrowA) 1045
B) 1107
C) 1150
D) 1105
View Answer play_arrowquestion_answer14) By what number must 1789 be divided to get a quotient 29 and remainder 49?
A) 60
B) 61
C) 59
D) 52
View Answer play_arrowquestion_answer15) What is the L.C.M. of 140 and 605 if their H.CF. is H?
A) 8000
B) 5500
C) 8400
D) 7700
View Answer play_arrowA) 91
B) 80
C) 94
D) 86
View Answer play_arrowA) 18
B) 14
C) 16
D) 12
View Answer play_arrowquestion_answer18) What is the L.C.M. of\[\frac{6}{14}\]and\[\frac{2}{7}\]?
A) \[\frac{3}{7}\]
B) \[\frac{6}{7}\]
C) \[\frac{4}{7}\]
D) \[\frac{5}{7}\]
View Answer play_arrowquestion_answer19) Which of the following is an incorrect statement?
A) If\[\sqrt{a}+\sqrt{b}\]is an irrational number, then\[\sqrt{ab}\]is also an irrational number.
B) The reciprocal of an irrational number is always an irrational number.
C) There are infinitely many rational numbers between any two irrational numbers.
D) \[\text{7}\times \text{13}+\text{13}\]is a prime number.
View Answer play_arrowquestion_answer20) Which of the following is true for two co- prime numbers?
A) Their H.C.F. is 1.
B) Their L.CM. is 1.
C) Their H.C.F. is equal to their product.
D) Their L.C.M. is twice their H.C.F.
View Answer play_arrowA) 361
B) 19
C) 55
D) 6859
View Answer play_arrowquestion_answer22) Choose the methods that can be used to find the H.C.F. of any two numbers.
(i) Euclid's division lemma |
(ii) Prime factorization |
(iii) Division of the numbers |
(iv) Product of numbers |
A) (i) and (iv) only
B) (i), (ii) and (iii) only
C) (i), (iii) and (iv) only
D) (ii), (iii) and (iv) only
View Answer play_arrowA) 8
B) 1
C) 6
D) 0
View Answer play_arrowA) 5
B) 7
C) 6
D) 9
View Answer play_arrowA) 35 cm
B) 55 cm
C) 1 m
D) 65 cm
View Answer play_arrowA) 8:30:36 a.m.
B) 8:03:36 a.m.
C) 8:36:03 a.m.
D) 8:36:30 a.m.
View Answer play_arrowquestion_answer27) Find The largest number which divides the numbers 120, 224 and 256.
A) 8
B) 6
C) 4
D) 5
View Answer play_arrowA) 8
B) 11
C) 13
D) 9
View Answer play_arrowA) 5, 15
B) 5, 3
C) 2, 3
D) 3, 2
View Answer play_arrowA) 3
B) 8
C) 12
D) 4
View Answer play_arrowA) 1
B) 3
C) 34
D) 48
View Answer play_arrowA) It is a prime number.
B) It is a composite number.
C) It is an odd number.
D) Both [a] and [b]
View Answer play_arrowA) 100 hours
B) 171 hours
C) 120 hours
D) 140 hours
View Answer play_arrowquestion_answer34) Find the H.C.F. of 6930 and 8085.
A) 1155
B) 2205
C) 1515
D) 2025
View Answer play_arrowA) 4 and 3
B) 4 and 5
C) 4 and 4
D) 3 and 4
View Answer play_arrowA) 4 and 7
B) 3 and 11
C) 7 and 11
D) 4 and 3
View Answer play_arrowquestion_answer37) Which of the following is correct about\[\frac{41}{37500}\]
A) It is a non-terminating repeating decimal.
B) It is a terminating repeating decimal.
C) It is a terminating and not repeating decimal.
D) It is a non-terminating and not repeating decimal.
View Answer play_arrowquestion_answer38) Find the L.C.M. of 3465 and 5460.
A) 181080
B) 180180
C) 108108
D) 108801
View Answer play_arrowquestion_answer39) If the LCM Of (480,672) = 3360, find H.C.F. of (480,672).
A) 75
B) 69
C) 67
D) 96
View Answer play_arrowquestion_answer40) Find the respective values of H.C.F. and L.C.M. of 5474, 9775 and 11730.
A) 391 and 410550
B) 319 and 401550
C) 410550 and 319
D) 405150 and 193
View Answer play_arrowA) 6, 8
B) 3, 4
C) 9, 12
D) 1, 4
View Answer play_arrowquestion_answer42) Which of the following is a correct statement
A) \[\pi \]is a natural number.
B) \[\pi \]is an irrational number.
C) \[\pi \]is not defined.
D) The value of \[\pi \]is \[\frac{22}{7}\].
View Answer play_arrowA) 356
B) 635
C) 365
D) 653
View Answer play_arrowA) 2
B) 4
C) 3
D) 0
View Answer play_arrowA) 126
B) 20
C) 40
D) 63
View Answer play_arrowA) 10:45 a.m.
B) 10:15 a.m.
C) 12:00 p.m.
D) 11:00 a.m.
View Answer play_arrowA) 1683
B) 5831
C) 1089
D) 539
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