You do it like this:
15/100 = 21/x and cross multiply like this:
15x = 2100 ((Divide by 15 on both sides)
x = 140 (This is your answer)
I hope this helps you! Have a great night!
You just stated how much you need. You need 2.
Answer:
6
Step-by-step explanation:
ive done it before trust me its 6
