Robert drove at an average speed of 60 miles per hour for 6 hours. nancy drove for 7 hours at an average speed of 56 miles per hour. which method shows a way to calculate the difference in the distances they drove?
a. step 1 divide: 60 ÷ 6. step 2 divide: 56 ÷ 7. step 3 subtract the two quotients.
b. step 1 divide: 60 ÷ 6. step 2 divide: 56 ÷ 7. step 3 add the two quotients.
c. step 1 multiply: 60 × 6. step 2 multiply: 56 × 7. step 3 add the two products.
d. step 1 multiply: 60 × 6. step 2 multiply: 56 × 7. step 3 subtract the two products.

Hurry and answer this! circle x with a radius of 6 units and circle y with a radius of 2 units are shown which steps would prove the circles similar? translate the circles so they share a common center point, and dilate circle y by a scale factor of 4. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 4. translate the circles so they share a common center point, and dilate circle y by a scale factor of 3. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 3

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base