Answer: option D is correct
Step-by-step explanation:
4 (12 - 6) ÷ 3
Apply BODMAS, open the bracket first
4 (6) ÷ 3
(4 x 6) ÷ 3
= 24 ÷ 3
Answer:
=
5
2
Step-by-step explanation:
Answer:
I think it's b or c because a unit rate is a ratio which the two terms are in different units
You can set up a proportion:
1/2:1/15=x:1
Cross multiply:
1/2=1/15x
Divide both sides by 1/15:
7.5=x
Robert can run 7.5 miles in an hour