Mixed Quiz #4 7.RP.1 - 3, 7.G.1, 7.NS.1 - 3

Solve.

-12.5 - (- 13.2) =

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7.NS.1

1. A water well drilling rig has dug to a height of –60 meters after one full day of continuous use.

2. a) Assuming the rig drilled at a constant rate, what was the height of the drill after 15 hours?

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7.NS.3

1. A water well drilling rig has dug to a height of –60 meters after one full day of continuous use.

2. a) Assuming the rig drilled at a constant rate, If the rig is at a height of –143.6 meters, for how long has the rig been running? 

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7.NS.3

A cake was cut into 20 pieces. Ms. Cooper ate 3 pieces of the cake. What percentage of the cake was left

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7.RP.3

The height of a pear tree is 10 ft and has a shadow of 7 ft. long. At the same time, Mr. Parker has a shadow 4 ft long. About how tall is Mr. Parker?

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7.RP.1

Here is the scale of a garden (click on the image to make it larger).

The actual garden measures a 20 ft by 12 ft. What scale was used for the drawing?

• 1 in = 2 ft

• 4 in = 12 ft

• 1 in = 4 ft

• 4 in = 1 ft

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7.G.1

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7.NS.1

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7.NS.2

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7.NS.2

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7.RP.2