It is 15:1.
13:21
It is 13/46.
The ratio 4 to 15 is already in its simplest form because 4 and 15 have no common factors other than 1. Therefore, the simplified ratio remains 4:15.
You've described only one ratio. The ratio is (7pencils) / (13 erasers) = 0.5385 pencil per eraser (rounded)
26/30 = 13/15
13
There is about a 1 to 15 or so boy to girl ratio in North England and 1 to 13 ratio in South England. The ratio in America is 1 to 29.5 girl to boy ratio.
15:24 is not equal to the ratio 15 to 25.
15 divided into the ratio 14 = 1.0714285714285714
28
It is 15:1.
It is 15:1.
13:21
13/169 = 1/13
The ratio is 4:5
The ratio is 3 to 4