Stopping time = (80 – 60)/80 = 20/80 = 1/4 hrs = 15 min
Sum of the two numbers is 42. LCM and HCF of that two number is 72 and 6 respectively. Find the sum of reciprocals of the numbers?
LCM and HCF of two numbers are respectively 3 and 18. If one of them is 9, find the other number.
The fruit-seller wants to pack the boxes with apples. If he packs 4 or 5 apples per box then he is left with 3 apples but if he packs with 8 or 9 apple...
The sum and difference of the Least Common Multiple (L.C.M) and Highest Common Factor (H.C.F) of two numbers are 216 and 184, respectively. One of the ...
The sum of two numbers is 99 and their HCF is 9. Total number of such pairs of numbers is?
A, B and C start running at the same time and at the same point in the same direction in a circular stadium. A completes a round in 720 seconds, B in 10...
Find the GCD of 1.08, 0.36 and 0.9.
LCM of two numbers is 18 times their HCF. The product of the numbers is 64800. What will be the maximum possible difference between the numbers?
A, B and C start running around a circular track and complete one round in 10, 15 and 25 seconds respectively. In how many seconds will the three meet a...
