14.7k views
1 vote
Sarah is conducting a science experiment. The directions tell her to mix 5 parts of substance A with every 3 parts of substance B . If she uses 15 milliters of substance B how many milliters of substance A should she use ?

User Fact
by
5.3k points

1 Answer

3 votes
15 = 3 parts
15 divided by 3 = 5
5 = 1 part
A calls for 5 parts
5 • 5 = 25
Answer: 25 Milliliters
User Jjrr
by
4.6k points