Lianne drew a sphere with a radius of 7 in. She calculated its volume and wrote it below. StartFraction question mark pi Over 3 EndFraction inches cubed What value should be multiplied by Pi in the numerator to correctly show the volume of the sphere?

The circumference of a circle is 60 pi cm3what is the radius of the circle

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.