Direct Proportion Equations

Direct Proportion Equations

12th Grade

20 Qs

quiz-placeholder

Similar activities

Variation (Direct and Inverse)

Variation (Direct and Inverse)

7th - 12th Grade

18 Qs

Direct Proportion Applications

Direct Proportion Applications

8th Grade - University

19 Qs

Direct Proportionality

Direct Proportionality

10th Grade - University

20 Qs

Functions or Not a Function and Direct Variation and Proportional and Not Proportional

Functions or Not a Function and Direct Variation and Proportional and Not Proportional

8th Grade - University

20 Qs

Thurs.10/15-Lesson10-1 Direct Variation (WEHS)

Thurs.10/15-Lesson10-1 Direct Variation (WEHS)

9th - 12th Grade

17 Qs

Direct Proportionality

Direct Proportionality

10th Grade - University

15 Qs

Direct Variation

Direct Variation

9th - 12th Grade

17 Qs

Ratio and proportion

Ratio and proportion

9th - 12th Grade

20 Qs

Direct Proportion Equations

Direct Proportion Equations

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y is directly proportional to the square of x. When y = 24, x = 2. Find the value of y when x = 4.

6

96

24

2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

H varies directly to the cube of c. When H = 40, c = 2. Find H when c = 5.

5

25

625

3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

H varies directly to the cube of c. When H = 40, c = 2. Find c when H = 5000.

5

1000

10

2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A pebble is thrown vertically upwards. It has an initial speed of 𝑢 metres per second. The pebble reaches a maximum height of ℎ metres, before falling vertically downwards. It is known that ℎ is directly proportional to 𝑢 2 . When the pebble is thrown with an initial speed of 10m/s it reaches a maximum height of 5m. Find the initial speed of the pebble if the maximum height reached is 16m.

10

0.05

320

17.89

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

C is directly proportional to the square root of y. When C = 12.8, y = 16. Calculate C when y = 400.

3.2

20

64

4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y is directly proportional to x. When y = 270, x = 60. Which of these shows the correct method to calculate the constant of proportionality (k)?

k = 270 x 60

k = 270 - 60

k = 60 / 270

k = 270 / 60

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y is directly proportional to x. When y = 145, x = 15. What is the correct method for calculating the constant of proportionality (k)?

k = 145 x 15

k = 145 - 15

k = 145 / 15

k = 15 / 145

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?