Respuesta :

graciefeagin

Answer:

70:100 and 700:1000

Step-by-step explanation:

(Explanation for 70:100) The beginning ratio is 7:10, so multiply both numbers by 10, and you get 70:100.

(Explanation for 700:1000) As stated before, the beginning ratio is 7:10, so you would multiply both numbers by 100, and you would get 700:1000.

I hope this helped!

leahwhite012
14:20 and 21:30

In this case we can choose any number to multiply the numerator and denominator, to create equivalent ratios.