Question

the mean of 5 numbers is 10 to of the 5 number are 10 and 13 the remaining three numbers are in the ratio 2 : 3 : 4 find the number​

Answer 1

the nos. are 10,13 ,6,9,12.

Answer 2

Let the nos. be 2x,3x,4x

Mean= (10+13+2x+3x+4x)/5

10=(23+9x)/5

10×5= 23+9x

50-23=9x

27=9x

27/9=x

3=x

Thus, the nos. are:- 2x=6

3x=9

4x=12

HOPE IT HELPS!!!