Question

In Mrs. Smith's Kindergarten there are 20 students. The number of girls is 4 less than the number of boys. How many girls and how many boys are there

Answer 1

b + b - 4 = 20

2b = 24

b = 12

Answer 2

20-4=16 boys

Answer 3

let the number of boys be x
by question
number of girl= 4 less than the number of boys i.e. x-4
&
total number of students=20
So,
x-4+x=20
2x = 24
x = 12
So,The number girls and boys are 8 and 12 respectively.

Answer 4

1+1=2