Emily practices piano for 2/3 of an hour on Mondays and 1/2 of an hour on Wednesdays. How many hours does Emily spend practicing piano in one week?

A. 2/6 hour

B. 1 1/6 hours

C. 1 3/8 hours

D. 1 1/2 hours

For a spinning amusement park ride, the velocity v in meters per second of a car moving around a curve with a radius r meters is given by the formula v=sqrt (ar), where 'a' is the car's acceleration in m/s^2.

A chessboard has an area of 324 square inches. There is a 1 - inch border around 64 squares on the board. What is the length of one side of the region containing a small squares?

Divide 33 photos into two groups so the ratio is 4:7. How do you properly write the answer? 4 7 4 7 4 7 4+4+4=12 7+7+7=21 12+21=33 Is that the answer? Or should it be 12/21? Or 12:21?

Originally priced at $15.99 was marked down 15% and then it was moved to a clearance rack marked take an additional 50% off the lowest marked price what is the final price of the PlayStation game

One angle measures 40°. the other two angles have the same measure. What is the measure of each angle?

The sales tax on a $750 computer at J and M is $48.75. What is the sales tax rate

How to simplify radical 64

What is the formula of statistics?

What is 75 divided by 18723 in long divison

Solve the equation 1.2m=0.6