Exercise 2
LCM of two numbers is 60. The numbers are in ratio 3:4. Which of the following is one of those 2 numbers.
Correct!
Wrong!

What is the highest 4 digit number divisible by 6, 15, 20 and 50?
Correct!
Wrong!

Find the lowest number greater than 10 that gives a remainder 5 when divided by 14, 35 and 77.
Correct!
Wrong!

A number leaves remainders 2, 5 and 13 when divided by 5, 8 and 16 respectively. Find the lowest such number.
Correct!
Wrong!

A and B start running from the same point in the same direction in a circular stadium. A takes 30 minutes to complete a round, while B takes 20 minutes to complete a round. When will they meet again at the starting point?
Correct!
Wrong!

HCF and LCM  Exercise 2