The average of first 10 natural numbers is____________?

Related Mcqs:

1. The sum of five numbers is 655. The average of the first two numbers is 85 and the third number is 125. Find the average of the two numbers?

   A. 180
   B. 170
   C. 190
   D. 175

2. The H.C.F and L.C.M of two numbers are 84 and 21 respectively. If the ratio of the two numbers is 1:4, then the larger of the two numbers is____________?

   A. 12
   B. 48
   C. 84
   D. 108

3. The average monthly income of P and Q is Rs. 5050. The average monthly income of Q and R is 6250 and the average monthly income of P and R is Rs. 5200. The monthly income of P is____________?

   A. Rs. 3500
   B. Rs. 4000
   C. Rs. 4050
   D. Rs. 5000

4. The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers?

   A. 8
   B. 6
   C. 5
   D. 2

5. The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers?

   A. 2
   B. 5
   C. 8
   D. Cannot be determined

6. The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of numbers is__________?

   A. 28
   B. 32
   C. 40
   D. 64

7. If the sum of two numbers is 55 and the H.C.F and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocal of the numbers is equal to___________?

   A. 55/601
   B. 601/55
   C. 11/120
   D. 120/11

8. The average of first ten prime numbers which are odd is____________?

   A. 12.9
   B. 13.8
   C. 15.8
   D. 17

   Explained by: M. Zeeshan Saleem

9. The average of first five prime numbers greater than 20 is____________?

   A. 31.00
   B. 31.01
   C. 32.00
   D. 32.2

10. Find the average of the first 20 natural numbers?

    A. 10
    B. 11.5
    C. 12
    D. 10.5