Revision_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?

• 4

• 12

• 6

• 14

• 40

• 30

• 50

• 10

• negative relationship

• nonproportional relationship

• proportional relationship

• complex relationship

• 5

• 10

• 15

• 2

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?

• 30

• 90

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

Identify the constant of proportionality.

• 9

• 90

• 0.9

• 900

Identify the direct variation equation.

• V = IR + 2

• y = mx + c

• a = bx + c

• Y = kx

Which of the following expresses the rate described ?

Ahmed's drone traveled 6 kilometers every 10 minutes.