Grade 7 Unit 4 Lesson 13 Practice Problems Review

What is the nearest whole number measurement of the lake's depth if it is 15.8 meters?

• 14 meters

• 17 meters

• 16 meters

• 15 meters

How much does the measured depth differ from the actual depth of the lake?

• 0.8 meters

• 1 meter

• 0.5 meters

• 0.2 meters

If a watermelon weighs 8475 grams, what is the measured weight with a 12% error under the actual weight?

• 9458 grams

• 1017 grams

• 7458 grams

• 8475 grams

What is the actual temperature if the thermometer reads 76 degrees and shows a 2% higher reading?

• 72 degrees

• 78 degrees

• 76 degrees

• 74.5 degrees

If the actual temperature is 325 degrees, what will the thermometer read if it shows a 2% higher reading?

• 325 degrees

• 331.5 degrees

• 328 degrees

• 330 degrees

How many ounces of peanut butter are left if there is one-third less than the original 80 ounces?

• 60 ounces

• 27 ounces

• 53 ounces

• 40 ounces

What is the area of a square with a side length of 25?

• 625

• 1000

• 400

• 500

Is the relationship between the side length and area of a square proportional?

• Only for certain side lengths

• It depends on the side length

• No, it is not proportional

• Yes, it is proportional

What is the area of a square with a side length of 100?

• 1000

• 100

• 10000

• 5000

If a square has a side length of 3, what is its area?

• 3

• 12

• 6

• 9