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Open Up - Grade 7 - Mathematics - Unit 5 - Lesson 13

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Last updated 11 months ago
11 questions
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Question 1
1.

A coffee maker’s directions say to use 2 tablespoons of ground coffee for every 6 ounces of water.

How much coffee should you use for 33 ounces of water?

Question 2
2.

A runner is running a 10 km race. It takes her 17.5 minutes to reach the 2.5 km mark.

At that rate, how long will it take her to run the whole race?

Question 3
3.

A coffee maker’s directions say to use 2 tablespoons of ground coffee for every 6 ounces of water.

How much coffee should you use for 33 ounces of water?

Question 4
4.

The price of an ice cream cone is $3.25, but it costs $3.51 with tax.

What is the sales tax rate? (Round to the nearest whole percentage)

Question 5
5.

Find the value of the expression.

Question 6
6.

Find the value of the expression.

Question 7
7.

Find the value of the expression.

Question 8
8.

Find the value of the expression.

Question 9
9.

Two students are both working on the same problem: A box of laundry soap has 25% more soap in its new box. The new box holds 2 kg. How much soap did the old box hold?
Do you agree with either of them?

Question 10
10.

The  value of \frac{-1}{4} is . Order these expressions from least to greatest:

  1. x
  2. 1-x
  3. x-1
Question 11
11.

Here are four expressions that have the value \frac{-1}{2} .
\frac{-1}{4} + \frac{-1}{4}
\frac{1}{2} - 1

Write five expressions: a sum, a difference, a product, a quotient, and one that involves at least two operations that have the value \frac{-3}{4}

"Source: Open Up Resouces (Download for free at openupresources.org.)"