Mathematics

Julia Park

24 May, 00:02

On Saturday, Siena drove a total of 120 miles in 2 hours. On Sunday, she drove a total of 110 miles in 2 hours.

Which explanation correctly describes a way to calculate how much faster Siena drove per hour on Saturday?

A.

Step 1 Divide: 120 : 2.

Step 2 Divide: 110 : 2

Step 3 Add the two quotients.

B.

Step 1 Multiply: 120 * 2

Step 2 Multiply: 110 * 2

Step 3 Add the two products.

C.

Step 1 Multiply: 120 * 2

Step 2 Multiply: 110 * 2

Step 3 Subtract the two products.

D.

Step 1 Divide: 120 : 2.

Step 2 Divide: 110 : 2

Step 3 Subtract the two quotients.