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Question 1
How many positive factors of 2000 are there?
Question 2
How many numbers are there from 80 to 120 which are divisible by both 7 and 5?
Question 3
Find the least number which should be added to 1456 so that it is divisible by 6, 5 and 4 without leaving a reminder.
Question 4
Find in how many days 10 men will complete a work if 6 men and 8 women can do the same work in 10 days; and 13 men and 24 women can do the same work in 4 days.
Question 5
One boy , 3 girls and 4 men can do a piece of work in 72 hours , 2 boys and 8 men can do it in 60 hours , 2 boys and 3 girls can do it in 90 hours , then 4 men can do it in :
Question 6
The sum of the digits of a two-digit number is 16. If 18 is added to the number, the new number obtained is a number formed by interchange of the digits. Find the original number.
Question 7
The sum of first 50 natural numbers is divisible by which of the following?
Question 8
If x and y are even numbers, then which of the following is an odd number?
Question 9
If of of of a number is equal to 240, then what is the value of the number?
Question 10
What is the place value of 4 in 9453?
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Jun 6CDS & Defence