question_answer1) Which one among the following statements is not true?
A) The LCM of two or more given numbers is the lowest of their common multiple. done clear
B) The HCF of two or more given numbers is the highest of their common factors. done clear
C) The numbers having more than two factors are called coprime numbers. done clear
D) All the above done clear
E) None of these done clear
View Solution play_arrowA) 24 done clear
B) 72 done clear
C) 48 done clear
D) 36 done clear
E) None of these done clear
View Solution play_arrowquestion_answer3) Which one among the following is most appropriate for coprimes?
A) Numbers having more than two factors are called coprimes. done clear
B) Two numbers are called coprimes, if there is no common factor other than 1, between these two numbers. done clear
C) Two numbers are called coprimes, if there is no common factor other than 2, between these two numbers. done clear
D) Pair of prime numbers are called coprimes. done clear
E) None of these done clear
View Solution play_arrowA) 63 done clear
B) 67 done clear
C) 71 done clear
D) 252 done clear
E) None of these done clear
View Solution play_arrowquestion_answer5) Find the LCM of 9, 14, 15, 18, 12.
A) 126 done clear
B) 252 done clear
C) 630 done clear
D) 1260 done clear
E) None of these done clear
View Solution play_arrowquestion_answer6) The LCM of three prime numbers are 4991. Find the between these prime numbers,
A) 47 done clear
B) 19 done clear
C) 29 done clear
D) 31 done clear
E) None of these done clear
View Solution play_arrowquestion_answer7) The LCM of two numbers is 27. The numbers cannot be____.
A) 3, 27 done clear
B) 1. 27 done clear
C) 3, 9 done clear
D) 9, 27 done clear
E) None of these done clear
View Solution play_arrowquestion_answer8) The HCF of two numbers is 48. The product of the numbers can be___.
A) 3200 done clear
B) 2400 done clear
C) 48 done clear
D) 4608 done clear
E) None of these done clear
View Solution play_arrowquestion_answer9) The product of two numbers is 324. Their HCF can be______.
A) 54 done clear
B) 9 done clear
C) 4 done clear
D) 27 done clear
E) None of these done clear
View Solution play_arrowquestion_answer10) The product of two numbers is 840. Their LCM can be
A) 210 done clear
B) 70 done clear
C) 420 done clear
D) All the above done clear
E) None of these done clear
View Solution play_arrowquestion_answer11) The HCF and LCM of the numbers 780 and 210 are respectively ___
A) 30, 5460 done clear
B) 60, 2730 done clear
C) 90, 10920 done clear
D) 30, 2730 done clear
E) None of these done clear
View Solution play_arrowA) 20 done clear
B) 10 done clear
C) 8 done clear
D) 6 done clear
E) None of these done clear
View Solution play_arrowA) 36 done clear
B) 24 done clear
C) 16 done clear
D) 15 done clear
E) None of these done clear
View Solution play_arrowquestion_answer14) Find the LCM of the numbers 10, 7, 8, 11, 52, 27.
A) 1181820 done clear
B) 1081080 done clear
C) 2162160 done clear
D) 540540 done clear
E) None of these done clear
View Solution play_arrowA) 75 done clear
B) 144 done clear
C) 80 done clear
D) 54 done clear
E) None of these done clear
View Solution play_arrowquestion_answer16) The product of two numbers is 11016 and their HCF is 18. Find their LCM.
A) 1224 done clear
B) 612 done clear
C) 112 done clear
D) 560 done clear
E) None of these done clear
View Solution play_arrowA) 195 done clear
B) 199 done clear
C) 1 done clear
D) 97 done clear
E) None of these done clear
View Solution play_arrowquestion_answer18) The sum of two numbers is 324 and their HCF is 9. Find the numbers.
A) 18, 306 done clear
B) 315, 9 done clear
C) 27, 297 done clear
D) All the above done clear
E) None of these done clear
View Solution play_arrowA) 1176, 28 done clear
B) 412, 104 done clear
C) 392, 84 done clear
D) 402, 94 done clear
E) None of these done clear
View Solution play_arrowA) 23 done clear
B) 21 done clear
C) 27 done clear
D) 31 done clear
E) None of these done clear
View Solution play_arrowA) 595 done clear
B) 365 done clear
C) 275 done clear
D) 385 done clear
E) None of these done clear
View Solution play_arrowA) 4 done clear
B) 120 done clear
C) 12 done clear
D) 240 done clear
E) None of these done clear
View Solution play_arrowA) 72 done clear
B) 36 done clear
C) 108 done clear
D) 2310 done clear
E) None of these done clear
View Solution play_arrowA) 39 done clear
B) 78 done clear
C) 156 done clear
D) 117 done clear
E) None of these done clear
View Solution play_arrowA) 1 done clear
B) 2 done clear
C) 3 done clear
D) 4 done clear
E) None of these done clear
View Solution play_arrowA) 2345 done clear
B) 235 done clear
C) 335 done clear
D) 2340 done clear
E) None of these done clear
View Solution play_arrowA) 17 litres done clear
B) 21 litres done clear
C) 23 litres done clear
D) 29 litres done clear
E) None of these done clear
View Solution play_arrowA) 336 done clear
B) 168 done clear
C) 672 done clear
D) 330 done clear
E) None of these done clear
View Solution play_arrowquestion_answer29) The smallest 5 digit number exactly divisible by 6, 7, 8, 9and 10 is ____.
A) 10080 done clear
B) 25200 done clear
C) 10008 done clear
D) 10540 done clear
E) None of these done clear
View Solution play_arrowA) 8316 m done clear
B) 3456 m done clear
C) 5468 m done clear
D) 6902 m done clear
E) None of these done clear
View Solution play_arrowquestion_answer31) The HCF of 2.59, 6.29 and 3.7 is _____.
A) 0.74 done clear
B) 7.4 done clear
C) 0.37 done clear
D) 3.7 done clear
E) None of these done clear
View Solution play_arrowquestion_answer32) The LCM of 174, 319 and 377 is _____.
A) 24882 done clear
B) 24412 done clear
C) 329246 done clear
D) 29264 done clear
E) None of these done clear
View Solution play_arrowquestion_answer33) Which of the following statements is correct?
A) The HCF of two distinct prime numbers is not 1. done clear
B) The HCF of two co prime numbers is not 1. done clear
C) The HCF of an even and odd number is not even. done clear
D) The HCF of two consecutive odd numbers is not 1. done clear
E) None of these done clear
View Solution play_arrowA) 127 done clear
B) 129 done clear
C) 133 done clear
D) 141 done clear
E) None of these done clear
View Solution play_arrowA) 33 done clear
B) 21 done clear
C) 77 done clear
D) 147 done clear
E) None of these done clear
View Solution play_arrowA) 30 done clear
B) 12 done clear
C) 60 done clear
D) 1 done clear
E) None of these done clear
View Solution play_arrowquestion_answer37) If the ratio of two numbers is 5: 6 and their HCF is 8, then find their LCM.
A) 300 done clear
B) 120 done clear
C) 240 done clear
D) 160 done clear
E) None of these done clear
View Solution play_arrowquestion_answer38) If the product of two numbers is 1259712 and their HCF is 27 then find their LCM.
A) 46656 done clear
B) 48658 done clear
C) 52560 done clear
D) 38902 done clear
E) None of these done clear
View Solution play_arrowA) 588 done clear
B) 764 done clear
C) 686 done clear
D) 838 done clear
E) None of these done clear
View Solution play_arrowquestion_answer40) Find the HCF of\[\frac{2}{3},\frac{10}{9},\frac{4}{15}\].
A) \[\frac{1}{9}\] done clear
B) \[\frac{2}{45}\] done clear
C) \[\frac{1}{33}\] done clear
D) \[\frac{1}{18}\] done clear
E) None of these done clear
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