Respuesta :

Answer:

There are 21 adults on the bus with 15 children.

Step-by-step explanation:

Since the ratio of adults to students is 7:5, use this to find how many adults are with 15 children.

7:5

?:15       You can see that you multiply the original number by 3 to get the new number

5 x 3 = 15  Which is what you know

7 x 3 = 21

There are 21 adults on the bus with 15 children.

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