Respuesta :
Answer:
21
Step-by-step explanation:
Set up a proportion
70/100 = x/30
Cross multiply
2100 = 100x
Divide both sides by 100
x = 21
I hope this helped and please mark me as brainliest!
Answer:
21
Step-by-step explanation:
Set up a proportion
70/100 = x/30
Cross multiply
2100 = 100x
Divide both sides by 100
x = 21
I hope this helped and please mark me as brainliest!