Answer:
Given - Ratio of boys to girls is 3 : 1
Total 36 students
To find - No. of girls
Solution
Let the ratio be 3x and X
3x + X = 36
4x = 36
x = 36/4
x= 9
1x = 9
There are 9 girls in the class
Answer:
A = 25 in²
General Formulas and Concepts:
<u>Pre-Algebra</u>
- Order of Operations: BPEMDAS
<u>Geometry</u>
Step-by-step explanation:
<u>Step 1: Define</u>
Side length = 5 in
<u>Step 2: Solve for </u><em><u>A</u></em>
- Substitute: A = (5 in)²
- Evaluate: A = 25 in²
And we have our final answer!
Answer:
a) an expression for the number of groups formed by p people
number of groups formed = ![\frac{p}{4}](https://tex.z-dn.net/?f=%5Cfrac%7Bp%7D%7B4%7D)
b) How many groups are formed if there are 28 people
number of groups formed = ![\frac{p}{4}](https://tex.z-dn.net/?f=%5Cfrac%7Bp%7D%7B4%7D)
=28÷4
= 7
Answer: 7 groups
<em>HOPE THIS WILL HELP :)</em>