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Open Up - Grade 7 - Mathematics - Unit 4 - Lesson 13

Last updated 9 months ago
8 questions
1

The depth of a lake is 15.8 m.

Jada accurately measured the depth of the lake to the nearest meter. What measurement did Jada get?

1

The depth of a lake is 15.8 m.

With the measurment you got from question 1, how many meters does the measured depth differ from the actual depth?

1

The depth of a lake is 15.8 m.

With the measurment you got from question 1 and 2. Represent the measurement error as a percentage of the actual depth. (Input your answer as a percentage with only 2 values to the right of the decimal. Round if you have to)

1

A watermelon weighs 8,475 grams.

A scale measured the weight with an error of 12% under the actual weight. What was the measured weight?(round to the nearest whole number.)

1

Noah's oven thermometer gives a reading that is 2% greater than the actual temperature.

If the actual temperature is 325oF, what will the thermometer reading be?

1

Noah's oven thermometer gives a reading that is 2% greater than the actual temperature.

If the thermometer reading is 76oF , what is the actual temperature?

1

At the beginning of the month, there were 80 ounces of peanut butter in the pantry. Now, there is \frac{1}{3}

less than that.

How many ounces of peanut butter are in the pantry now?

1

Fill in the table for side length and area of different squares (Show your work)
Is the relationship between the side length of a square and the area of a square proportional?(Multiple Choice)

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