Radio Shack sells a TV for $199.95 that costs $140.50. What was Radio Shack's percent markup based on a selling price? (Round to nearest percent.) Check your answer (will be slightly off due to rounding.)

A pizza is cut into six unequal slices (each cut starts at the center). The largest slice measures $90$ degrees: [asy] unitsize (0.

The width of a rectangle is 6 units less than the length. The area of the rectangle is 16 units. What is the length, in units of the rectangle?

What number is in the hundredths place in the number 198.7432

A rectangular classroom is 12 meters long and 8 meters wide, you want to make a scale drawing of the room using a scale of 1cm:4 meters what will be the dimensions of your scale drawing? A.) 48cm by 32cm B.) 3 cm by 2cm C.) 8cm by 4cm D.) 6cm by4cm

Find the GCF of 20 and 31. A. 1 B. 3 C. 7 D. 11