Find the greatest number of 4 digits divisible by 15, 25, 40 and 75.
If total number of factors of 1,800 is 'x', then find the value of (x - 8) (x + 4).
Two numbers are in the ratio 3:5 and their HCF is 20. Their LCM is
- The total and the difference of L.C.M and H.C.F of two numbers are 432 and 96. If one of the numbers is 24, what is the other number?
- If the product of two numbers is 144 and their HCF is 6, then find the LCM of the given two numbers.
Four machines make a beep after every 1, 3, 5 and 2 min respectively . In 5hrs , how many times do they beep together if they have just beeped to...
Let N be the greatest number that will divide 72, 105, 138 leaving the same remainder in each case. Then sum of the digits in N is:
Calculate the Least Common Multiple (L.C.M) of 144 and 180.
The H.C.F of two numbers is 8 and their L.C.M is 136. If one of the numbers is 64, find the other?
The product of two positive integers is 3630. If their HCF is 11 and their sum is 143, then find the difference between the numbers.
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