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Valerie roller-skated 4 miles at an average speed of 8 mph. She started her skate at 4:15 p.m.

Which explanation correctly tells how to calculate what time it was when Valerie finished her skate?

A.
Step 1 Divide: 8 ÷ 4.
Step 2 Multiply that quotient by 60.
Step 3 Add the number of minutes to 4:15 p.m.

B.
Step 1 Multiply: 8 × 4.
Step 2 Multiply that product by 60.
Step 3 Add the number of minutes to 4:15 p.m.

C.
Step 1 Multiply: 8 × 4.
Step 2 Divide that product by 60.
Step 3 Add the number of minutes to 4:15 p.m.

D.
Step 1 Divide: 4 ÷ 8.
Step 2 Multiply that quotient by 60.
Step 3 Add the number of minutes to 4:15 p.m.

User Jay Jordan
by
7.1k points

1 Answer

5 votes
4 miles
8 miles per hour
4/8=1/2
skated for 1/2 hour
1/2 times 60=30
4:15+30=4:45

answer is D
User Conmak
by
8.0k points