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A student finds the average of 10, 2- digit numbers.  If the digits of one of the numbers is interchanged, the average increases by 4.5.  The difference between the digits of 2-digit number is

a)

6

b)

5

c)

4

d)

3


Question ID - 51610 | Toppr Answer

A student finds the average of 10, 2- digit numbers.  If the digits of one of the numbers is interchanged, the average increases by 4.5.  The difference between the digits of 2-digit number is

a)

6

b)

5

c)

4

d)

3

1 Answer - 5876 Votes

3537

Answer Key : (b) -

5



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