Find the value of P (7, 2). HELP PL

Given:

To find:

The value of the given permutation.

Solution:

Permutation is defined as:

We have,

Using permutation formula, we get

Therefore, the value of P(7,2) is 42.

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

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.