Question

If the ratio of planes to cars is 12 to 3 and there are 8 planes, which proportion should you use to find out the number of cars?

8 over n equals 7 over 12
8 over n equals 3 over 12
12 over 3 equals 8 over n
8 over 3 equals 12 over n

Answer 1

I will give medals to the first and correct answer.

Answer 2

@CGGURUMANJUNATH I need help

Answer 3

@boxxxxxx

Answer 4

@Zejinida

Answer 5

@boxxxxxx

Answer 6

I need help

Answer 7

the answer is 12 over 3 equals 8 over n

Answer 8

I agree....12/3 = 8/n

The reason is : when you make proportions, you have to keep the same things on the top and the same things on the bottom.

planes 12 8
----- : ----- = -----
cars 3 n

planes are on top and cars are on bottom