A contractor records all of the bedroom areas, in

square feet, of a five-bedroom house as:

100, 100, 120, 120, 180

What is the variance?

What is the standard deviation?

DONE

What ratio is equal to 3:11

Write a ratio for the follow description : Kaleel made three times as many baskets as many baskets as john during basketball practice.

Ramon has a rope that is 25 1/2 feet long. He wants to cut it into 6 pieces that are equal in length. How long will each piece be?

The measure of an angle is 39°. What is the measure of its complementary angle?

Alice's garden produced 19 yellow tomatoes this year. She also grew 28 Roma tomatoes. What was the total number of tomatoes she grew?

There are 5000 sheets of paper in 25 boxes. if each box contain the same number of sheets of paper, how many sheets of paper are in each box?

Yasmin arrived home from play practice at 4:25 p. M. The walk home took 15 minutes. Practice began 20 minutes after the final bell and lasted for a half hour. When did school school end?

If y=1/4 when x=5, find y when x=7, given that y directly with x

Last week, Drew rode his bike the same distance every day for 7 days. If he rode his bike a total of 61 1 miles, how many miles did Drew ride each day?

Elaine is decorating for a party. She cuts 3 equal length streamers from a strip of purple paper that is 8 feet long. How long is each streamer?