An Unordered HTML List

1. How many prime numbers are there between 50 and 100?

2. What smallest number should be added to the sum of squares of 15 and 14, so that the resulting number is a perfect square?

3. If x is a prime number, LCM of x and its successive number would be

4. What smallest number should be added to the sum of squares of 15 and 14, so that the resulting number is a perfect square?

5. A prime number

6. The sum of three consecutive even numbers is 42. Find the middle number.

7. In a number system, on dividing 11509 by a certain number, Mukesh gets 71 as quotient and 7 as remainder. What is the divisor?

8. How many natural numbers between 15 and 85 are divisible by 7?

9. Mohan starts to calculate sum of all odd natural number less than 83. What result does he get?

10. Find the sum of first 8 odd prime numbers.

11. Find the largest 6 digit number which is completely divided by 71?

12. Find the greatest number which on dividing 3050 and 5200 leaves remainders 7 and 9 respectively.

13. The sum of three consecutive numbers is 126. Find the highest number.

14. Find the greatest number which on dividing 1580 and 3800 leaves remainders 8 and 1 respectively.

15. How many times does the number 3 occur in unit's place for numbers ranging from 1 to 100?

16. The product of two consecutive odd numbers 399. Find the lower of them.

17. The sum of the digits of a 2 digit number is 9. When 27 is added to the number, the digits get interchanged. Find the number.

18. Find the difference between the place value and face value of the digit 9 in the number 229301?

19. The sum of two numbers is 437 and their product is 21982. Find the numbers.

20. The sum of two positive integers is 34 and their difference is 8. Find their product.

21. How many prime numbers are there between the positive integers 60 and 100?

22. If P7 13 is divisible by 11, find the value of the smallest natural number P?