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Let the present age of B be x years. A’s present age = (x + 3) years C’s present age = (x - 5) years According to question, => [(x + 3) + 6]/(x -5) = 4/3 => x = 47 C’s age, 8 years ago = (47 - 5) – 8 = 34 years
If the product of two numbers is 90 and their HCF is 6, then find the LCM of the given two numbers.
Four runners started running simultaneously from a point on a circular track. They took 400 seconds, 600 seconds, 720 seconds and 900 seconds to comple...
The ratio of two numbers is 5: 8 and their LCM is 320. What is the difference between these two numbers?
The LCM of two numbers is 4 times of their HCF. The sum of LCM and HCF is 350. If one of the number is 200, then the other number is:
HCF of two numbers 70 and 140 can be expressed in the form of (20m – 110) whereas LCM of these two numbers can be expressed in the form of (40n – 20...
Find the least number of equal sizes square tiles which can be fitted in a rectangular room whose sides are 360 m and 480 m?
The HCF of 450 and 740 is 150, their LCM is:
Find the greatest number of 4 digits divisible by 15, 25, 40 and 75.
What are the Highest Common Factor and Lowest Common Multiple of 6, 72, 120?