The teacher kept track of how long it took students to finish a test. After 20 minutes, 3 students had finished the test.

How long did it take until 8 students were finished?

A.

10 minutes

B.

50 minutes

C.

60 minutes

D.

80 minutes

For 30 recent Academy Award ceremonies, ages of Best Supporting Actors (x) and ages of Best Supporting Actresses (y) are recorded. The 30 paired ages yield mean (x) = 52.1 years, mean (y) = 37.3 years, r = 0.076, P-value = 0.691, and y = 34.4 + 0.

Find the measure of each marked angle (2x-21) and (x+3)

Which lists the ratios in order from least to greatest? 2:9, 1:6, 7:36 2:9, 7:36, 1:6 1:6, 2:9, 7:36 1:6, 7:36, 2:9 0

How is. 8333 as a fraction 5/6?

Crates of oranges are normally sold full. There are four partially full crates of oranges that could be combined to make a full crate. The crates are 5/8, 7/8, 3/8 and 5/8 full.

The Lewis family went out to an expensive restaurant for dinner. The bill was $108.00. Mr. Lewis wanted to leave a 15% tip. How much did he pay in all, including the tip?

Joey wants to build a rectangular garden. He plans to use a side of a river for one side of the garden, he will not place fencing along this side of the garden. He has 92 yards of fencing material. What is the maximum area that will be enclosed?

Mason used 6 quarts of milk to make chocolate ice cream and 4 pints of milk to make peach ice cream. How many cups of milk did mason use?

Jaime is at a library that is 5 miles from her house. Her brother, Max, is at a rec center that is 4.5 miles from the house. The library and rec center both close at 6:00 p. m.

The perimeter of a rectangular swimming pool is 446 centimeters. The width of the pool is 7 centimeters less than the length of the pool. Find the length and the width of the swimming pool.