SSLC (English Medium) Class 6 - Tamil Nadu Board of Secondary Education Question Bank Solutions

Every natural number is either prime or composite

Write the smallest and the biggest two digit prime number

The digits of the prime number 13 can be reversed to get another prime number 31. Find if any such pairs exist upto 100

The only even prime number is

Which of the following numbers is not a prime?

For which of the numbers, from n = 2 to 8, is 2n − 1 a prime?

The sum of three prime numbers is 80. The difference of two of them is 4. Find the numbers

Find the sum of all the prime numbers between 10 and 20 and check whether that sum is divisible by all the single digit numbers. 

Convert the following:

20 minutes into seconds

Convert the following:

5 hours 35 minutes 40 seconds into seconds

Convert the following:

`3 1/2` hours into minutes

Convert the following:

580 minutes into hours

Convert the following:

25200 seconds into hours

The duration of electricity consumed by the farmer for his pump set on Monday and Tuesday was 7 hours 20 minutes 35 seconds and 3 hours 44 minutes 50 seconds respectively. Find the total duration of consumption of electricity.

Subtract 10 hours 20 minutes 35 seconds from 12 hours 18 minutes 40 seconds

Change the following into 12 hour format

02:00 hours

Change the following into 12 hour format:

08:45 hours

Change the following into 12 hour format

21:10 hours

Change the following into 12 hour format

11:20 hours

Change the following into 12 hour format

00:00 hours