If the difference between the two numbers is 30 percent of their sum, then what is the ratio of larger number and smaller number?

Find the smallest number which when increased by 20 is completely divisible by 12, 20, 15, 18 and 24.

The number of prime numbers lying between 300 and 305 is:

The LCM of the numbers 3.7 and 0.068 is:

The number of prime numbers lying between 323 and 332 is:

Find the Highest Common Factor (HCF) of 372, 732 and 2196.

What is the year before 2001 whose calendar is the same as 2001?