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1. In the scale drawing shown the room is 3 centimeters long. What is the actual length of the

room if 1 cm = 3 m?

One pipe fills a storage pool in 3 hours. A second pipe fills the same pool in 3 hours. When a third pipe is added and all three are used to fill the pool, it takes only 1 hour. Find how long it takes the third pipe to do the job alone.

2. The area of a rectangle is 4w - 10 square units. a. Factor this expression. b. Given your answer in part A, describe what you can conclude about the dimensions of the rectangle in two or more complete sentences

A submarine was cruising at a depth of 425 feet below sea level. Find the depth of the submarine after it ascends 245 feet

A statistics teacher created a homework completion incentive program. If a student completes all of their homework for the entire chapter, their name is written on the board in a numbered list.

If 72° is used ti represent 4 people. How many people were there altogether?

At the start of the 20th century, there were about 100,000 tigers in the wild. In 2014 there were about 3,200. What percent did the population decrease

A group of volunteers has been collecting toys to deliver to a local charity. Over the last 7 days, the volunteers have collected 581 toys. What has been their collection rate, in toys per day? 581 toys.

What is the area of a sector with radius 10/" and measure of arc equal to 45°?

Kenyl covers the front of a circular bulletin board with fabric that costs 1.48 per square foot. The bulletin board has a radius of 2.5 feet. Kenyl will count only the cost the exact amount of fabric he uses What is the cost of the fabric.

In subtracting fractions with regrouping. What is 7 - 3 1/2?