Question

Find the value of x if the mean of (x+3), (x+8), (x+13), (x+18) and (x+23) is 15.​

Answer 1

Answer:

stikfgjlldhlljfduokfjklposuok

Answer 2

Answer:

As we know,

x

=

n

x

1

+x

2

+....+x

n

here

x

=18

n=5

So, 18=

5

16+14+x+23+20

∴90=73+x

∴x=90−73

x=17