The ratio of boys to girls in a class is 3:5. There are 40 students in the class. How many more girls than boys are there?

10 more girls than boys

Step-by-step explanation:

Given that total number of students = 40

Boys to girls = 3:5

Calculate the number of boys:

Number of boys = 3/8 x 40 = 15

Calculate the number of girls;

Number of girls = 5/8 × 40 = 25

Therefore, 25 - 15 = 10, there are 10 more girls than boys

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.

df =

both have same length