3.3k views
4 votes
a machine can make 450 balls of yarn in 3 hours. at this rate , how long does it take the machine to 1,050 balls of yarn. using substiution?

User Redneb
by
6.6k points

2 Answers

4 votes
it will take 7 hours:)
User Ron Fessler
by
6.8k points
5 votes
7 hours. If 3 hours is 450, then 1 hour is 150. And, 1050 is 7

User Taemyr
by
6.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.