Matthew earns $8.50/h working at a grocery store. He receives a raise of 15% per hour.

Which expression represents how much money Matthew will earn per hour after the raise?

A. 8.50 x 3/20
B. 8.50 x 17/20
C. 8.50 x 23/20
D. 8.50 x 37/20

Question

Matthew earns $8.50/h working at a grocery store. He receives a raise of 15% per hour.

 

Which expression represents how much money Matthew will earn per hour after the raise?

A. 8.50 x 3/20
B. 8.50 x 17/20
C. 8.50 x 23/20
D. 8.50 x 37/20

aripotta · Answer

well we can immediately rule out a and b cuz the fraction needs to be more than 1

aripotta · Answer

and just find out which of those fractions equal 115/100 (115% or 15% raise)

anonymous · Answer

That's what I can't figure out haha

aripotta · Answer

use a calculator, it's easy that way lol. 115/100 = 1.15

anonymous · Answer

I'm bad at precents, word problems, and fractions so I'm terrible at this.

aripotta · Answer

37/20 = 1.85 so that's not it

aripotta · Answer

23/20 = 1.15 so that's our answer, c.

anonymous · Answer

Thank you so much, omg. I have 3 more, can you help with those too? By the way, I love that little Hermoine monster avatar haha

aripotta · Answer

aw thank you :3 i made it myself. and yes, i'll help

anonymous · Answer

Seriously? That awesome. And alright let me post the question :)

aripotta · Answer

are you understanding this better tho?