Question

the average of six numbers is 32 if each of the first three numbers is increased by 2 andeach of the remaining three numbers is decreased by 4,then the new average is

Answer 1

Let the no. a,b,c,d,e,f

Atq,

a+b+c+d+e+f/6=32

a+b+c+d+e+f=32*6

a+b+c+d+e+f=192-(1)

New equation

a+2+b+2+c+2+d-4+e-4+f-4/6

(a+b+c+d+e+f)+6-12/6

192-6/6-(put the value of (1))

186/6

31 ans.