Question
The following Venn diagram shows Men's profession as
Doctors and Chess Players. How many men are doctors?Solution
The correct option is 1
Let x be the smallest number which when subtracted from 31560 makes the resulting number divisible by 13, 16, 25 and 30. The product of the digits of x ...
From a point on a circular track 10 km long A, B and C started running in the same direction at the same time with speeds of 3(1/3) km/h, 5 km/h and 2 k...
- The sum and difference of L.C.M and H.C.F of two numbers is 216 and 184. If one of the numbers is 25, then find the other number.
HCF of two numbers 64 and 96 can be expressed in the form of (20m – 108) whereas LCM of these two numbers can be expressed in the form of (60n – 18)...
How many pairs of natural numbers (x, y) exist such that x>y and the product of x, y and HCF (x, y) = 2520? solve this
Find the LCM of 25/14, 15/28, 30/21
A farmer has 1517 cows and 902 sheep. He farms them into flocks, keeping cows and sheep separate and having the same number of animals in each flock. If...
The H.C.F. of two numbers is 16 and the other two factors of their L.C.M. are 4 and 13. The larger of the two numbers is:
Two numbers are in the ratio 3:5 and their HCF is 20. Their LCM is
- The product of two numbers is 1344 and their L.C.M is 168. What is the H.C.F of the two numbers?
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