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Answered

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The ratio of A's to B's on the last test was 3 to 4. If there was 12 A's . how maby B's were there?​

Sagot :

jruxxe

Answer:

16 B's

Step-by-step explanation:

If you know there are 3/4 A's/B's,

and that there are 12 A's,

you can set up a proportion:

3 12

-- = --

4 x

cross multiplication gets you:

48 = 3x

solve for x.

x = 16

ashernandez12004
a - 3
b - 4

3 x ? = 12
? = 4

so

4 x 4 = 16

ANSWER 16
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