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Biblioteka

IM: 7.4.3: Revisiting Proportional Relationships (Practice)

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Posljednje ažuriranje over 1 year ago
11
1
Pitanje 1
1.

It takes an ant farm 3 days to consume 1/2 of an apple. At that rate, in how many days will the ant farm consume 3 apples?

1
Pitanje 2
2.

To make a shade of paint called jasper green, mix 4 quarts of green paint with 2/3 cups of black paint. How much green paint should be mixed with 4 cups of black paint to make jasper green?

1
1

An airplane is flying from New York City to Los Angeles. The distance it travels in miles, d, is related to the time in seconds, t, by the equation d = 0.15t.

1
Pitanje 3
3.

How fast is it flying? Be sure to include the units.

1
Pitanje 4
4.

How far will it travel in 30 seconds?

1
Pitanje 5
5.

How long will it take to go 12.75 miles?

A grocer can buy strawberries for $1.38 per pound.

1
Pitanje 6
6.

Write an equation relating c, the cost, and p, the pounds of strawberries.

1
Pitanje 7
7.

A strawberry order cost $241.50. How many pounds did the grocer order?

Crater Lake in Oregon is shaped like a circle with a diameter of about 5.5 miles.

1
Pitanje 8
8.

How far is it around the perimeter of Crater Lake?

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Pitanje 9
9.

What is the area of the surface of Crater Lake?

Pitanje 10
10.

A 50-centimeter piece of wire is bent into a circle. What is the area of this circle?

Pitanje 11
11.

Suppose Quadrilaterals A and B are both squares. Are A and B necessarily scaled copies of one another? Explain.