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Simplify the ratio 12 : 18.
2 : 3
Write the ratio 5 : 8 as a fraction.
5/8
The ratio of cats to dogs is 3 : 7. If there are 21 cats, how many dogs?
49 dogs
Write the ratio of red : blue : green as 4 : 6 : 10 in simplest form.
2 : 3 : 5
The ratio of A : B : C is 1 : 2 : 3. If A = 5, find B and C.
B = 10, C = 15
Simplify 20 : 30.
2 : 3
Express 21 : 27 as a fraction.
7/9
The ratio of boys to girls is 4 : 5. If there are 36 boys, how many students are there?
81
The ratio of red : blue : yellow balls is 3 : 5 : 7. If there are 42 yellow balls, how many balls in total?
90
