Understanding Speed — Unit test Answers

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3

Based on the table below, what is the relationship between cups and tablespoons?VolumeCupsTablespoons4645806967112

A
The number of cups is of the number of tablespoons.
Option A
B
The number of cups is of the number of tablespoons.
Option B
C
The number of cups is 4 times the number of tablespoons.
D
The number of cups is 16 times the number of tablespoons.
4

The average person’s speed when riding a bike along a street is 18 kilometers per hour. What conversion factor can be used to convert this speed to meters per hour?

A
StartFraction 1 kilometer Over 1,000 meters EndFraction
Option A
B
StartFraction 1 meter Over 1,000 kilometers EndFraction
Option B
C
StartFraction 1,000 meters Over 1 kilometer EndFraction
Option C
D
StartFraction 1,000 kilometers Over 1 meter EndFraction
Option D
5

A bicyclist rides the same number of miles every minute. The ratio table below shows the number of miles she rides during certain amounts of time. Biking Times and DistancesNumber of MinutesNumber of Miles102.5164?7.54812Which statement explains how to find the number of minutes it takes to bike 7.5 miles?

A
Find the ratio of minutes to miles, 4:1. Divide 7.5 by 4.
B
Find the ratio of minutes to miles, 4:1. Multiply 7.5 by 4.
C
Find the difference between 16 and 10. Add the difference to 16.
D
Find the difference between 16 and 10. Add the difference to 7.5.
7

Rick is taking a 1-mile ride on his bicycle. For each rotation of his tire, he travels 72 inches. How many rotations will his tire make during the 1-mile trip?

A
73 rotations
B
83 rotations
C
780 rotations
D
880 rotations
8

A recipe calls for 4 carrots for every 2 cups of water. Which expression can be used to find the number of carrots needed for 1 cup of water?

A
StartFraction 4 carrots Over 2 cups of water EndFraction
Option A
B
StartFraction 4 cups of water Over 2 carrots EndFraction
Option B
C
StartFraction 2 carrots Over 4 cups of water EndFraction
Option C
D
StartFraction 2 cups of water Over 4 carrots EndFraction
Option D
9

Which item has a unit rate of $6.50?

A
caps: 4 for $25.00
B
posters: 3 for $20.25
C
tote bag: 4 for $30.00
D
T-shirts: 5 for $32.50
10

When converting measures, which is a true statement?

A
If you are converting to a smaller unit, you should subtract.
B
If you are converting to a smaller unit, you should multiply.
C
If you are converting to a larger unit, you should add.
D
If you are converting to a larger unit, you should multiply.
13

Colin surveyed his classmates about their favorite subject in school. Colin’s Survey ResultsFavorite Subject Number of StudentsMath14Language Arts7Earth Science10Life Science11Which statement is true?

A
The ratio of science fans to language arts fans is 10:7.
B
The ratio of language arts fans to science fans is 1:3.
C
The ratio of math and science fans to language arts fans is 24:7.
D
The ratio of language arts fans to math and science fans is 5:1.
15

Formula One race cars can reach speeds of approximately 100 meters per second. What is this speed in meters per minute?

A
0.6 meters per minute
B
meters per minute
Option B
C
600 meters per minute
D
6,000 meters per minute

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