Quiz about Revision_1

Question 1

Khalid traveled 320 kilometers to Town A in 4 hours.

He then traveled 450 kilometers to Town B in 7 hours.

Which of the following expresses the rate for the distance travelled to Town A?

Accepted Answer

$$\frac{320\ km}{4\ hours}$$

Answer

$$\frac{450\ km}{7\ hours}$$

Answer

$$\frac{320\ km}{7\ hours}$$

Answer

$$\frac{450\ km}{4\ hours}$$

Question 2

$$\frac{2}{4}=\frac{x}{8},\ then\ x\ =\ ......$$

Accepted Answer

4

Answer

12

Answer

6

Answer

14

Question 3

Question 3.

Accepted Answer

30

Answer

40

Answer

50

Answer

10

Question 4

Question 4.

Accepted Answer

proportional relationship

Answer

negative relationship

Answer

nonproportional relationship

Answer

complex relationship

Question 5

Question 5.

Accepted Answer

15

Answer

5

Answer

10

Answer

2

Question 6

Jamal hikes up a steep hill that rises 20 m (rise) and crosses over 60 m (run) at the (base). What is the slope of the hill in simplest form?

Accepted Answer

$$\frac{1}{3}$$

Answer

$$120$$

Answer

$$\frac{1}{50}$$

Answer

$$\frac{1}{30}$$

Question 7

Question 7.

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{3}{1}$$

Answer

30

Answer

90

Question 8

The equation y = 90 x represents the cost of buying pizza, y dirhams for x amount of pizza bought.

Identify the constant of proportionality.

Accepted Answer

90

Answer

9

Answer

0.9

Answer

900

Question 9

Identify the direct variation equation.

Accepted Answer

Y = kx

Answer

V = IR + 2

Answer

y = mx + c

Answer

a = bx + c

Question 10

Which of the following expresses the rate described ?

Ahmed's drone traveled 6 kilometers every 10 minutes.

Accepted Answer

$$\frac{6\ km}{10\ \min}$$

Answer

$$\frac{10\ km}{60\min}$$

Answer

$$\frac{60\ km}{10\ \min}$$

Answer

$$\frac{6\ km}{60\ \min}$$

Revision_1

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