IGCSE Math (Extended) Review Quiz

A sprinter runs a race of 200 m.

Her total time for running the race is 25 s.

Above is a sketch of the speed-time graph for the motion of the sprinter

(a) What is the acceleration in first 4 seconds?

b) The distance covered by the sprinter in the first 20 seconds of the race

• (a) 4/9

• (a) 9/4

• (b) 163.1

• (b) 20

• (b) 162

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.IF.B.4

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.C.7

A sprinter runs a race of 200 m.

His total time for running the race is 20.32s.

Below is a sketch of the speed-time graph for the motion of the sprinter.

a) The maximum speed of the sprinter during the race

b) The distance covered by the sprinter in the first 5 seconds of the race

• (a) 9.8 m/s, (b) 32.1 m

• (a) 11.8 m/s, (b) 31.1 m

• (a) 11.22 m/s, (b) 28.06 m

• (a) 11 m/s, (b) 200 m

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.C.7

How do you find the distance travelled from a speed-time graph?

• Find the gradient

• Find the area under the graph

• Read the height of the graph

How do you find the acceleration from a speed-time graph?

• Find the gradient

• Find the area under the graph

• Read the height of the graph

Tags

CCSS.HSF.IF.B.4

CCSS.HSS.ID.C.7

CCSS.HSF.IF.B.6

Calculate the acceleration of the train at 2.5 minutes

• 1 km/m²

• 3.33 km/m²

• 0.3 km/m²

• 7.5 km/m²

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How far does the train travel in the first 10 minutes?

• 1.5 km

• 11.25 km

• 3.75 km

• 7.5 km

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7

How fast is the train after 20 minutes?

• 0.5 km/min

• 0.2 km/min

• 5 km/min

• 5 km/h

Tags

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

How far does the dog run between 10 and 15 seconds?

• 11 m

• 5 m

• 60 m

• 55 m

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.6

The highest common factor of 28, 42, and 76 is….

• 14

• 7

• 4

• 2

Tags

CCSS.6.NS.B.4

Find the prime factorization of 420

• 2² • 3 • 5 • 7

• 7⁷

• 2² • 3 • 11

• 2³ • 3 • 7