Which of the following is a pair of co-primes?
(14,35)
(18,25)
(31,93)
(32,62)
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
Three numbers are in ratio 1 : 2 : 3 and HCF is 12. The numbers are:
Solution |
2
Discuss
|
Four bells ring at intervals of 6, 8, 12 and 18 seconds respectively since 12 o’clock. How many times will they ring simultaneously within 6 minutes of the time? (excluding the one at the start)
Solution |
3
Discuss
|
What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?
Solution |
4
Discuss
|
The H.C.F. and L.C.M. of 0.63, 1.05 and 2.1
Solution |
5
Discuss
|
The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively is
Solution |
6
Discuss
|
The product of two numbers is 2028 and their HCF is 13. The number of such pairs is :
Solution |
7
Discuss
|
Find the LCM of 2/3, 3/5, 4/7 and 9/13.
Solution |
8
Discuss
|
The LCM and HCF of two numbers are 84 and 21, respectively. If the ratio of the two numbers is 1 : 4, then the larger of the two numbers is
SolutionAnswer- 84 |
9
Discuss
|
The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125 , then that number is
Solution |
10
Discuss
|
What is the greatest number which when subtracted from 3000, is exactly divisible by 7, 11 and 13 ?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved