How do you find the class ratio?
Multiply every number by 4 .
- If two boys and four girls gives a class size of six, then keeping the 1:2 ratio, 8:16 gives a class size of 24 .
- but 2 is really 1+1 .
- then you can just divide by 3 to give you your answer because the boy’s is one-third of the entire class.
How do you solve a ratio with 3 numbers?
To calculate a ratio of 3 numbers, we follow 3 steps:
- Step 1: Find the total number of parts in the ratio by adding the numbers in the ratio together.
- Step 2: Find the value of each part in the ratio by dividing the given amount by the total number of parts.
- Step 3: Multiply the original ratio by the value of each part.
What is the ratio of boys to girls in the class?
In a class of 60 students, the ratio of boys to girls is 3:2. How many girls are there in the class? – Quora In a class of 60 students, the ratio of boys to girls is 3:2.
How do you calculate the number of students in a class?
For the girls, simply multiply 2 by 8 to get 16. Check: 8 boys +18 girls = 24 students. Multiply every number by 4. If two boys and four girls gives a class size of six, then keeping the 1:2 ratio, 8:16 gives a class size of 24. but 2 is really 1 +1.
What is the class size for a boy with 3 students?
If two boys and four girls gives a class size of six, then keeping the 1:2 ratio, 8:16 gives a class size of 24. but 2 is really 1 +1. Now you have three students, so every ratio has to give a class size that’s 3x. If then you can just divide by 3 to give you your answer because the boy’s is one-third of the entire class.
What is the total number of students in the school?
For every 4 boys there are 5 girls and 9 students at the school. So that means that of the students are boys. of the total number of students is 120 students: If the number of students is 120, then of 120 is of the total number of students. In other words, is the total number of students.