Mathematics Review

This net belongs to . . . .

• cube

• prism

• pyramid

• cylinder

Find the volume of the triangular prism.

• 780 cm3

• 520 cm3

• 460 cm3

• 390 cm3

The volume of a triangular prism is 280 cm³. The area of the triangular face is 20 cm³. Find the height of the prism.

• 14 cm

• 12 cm

• 10 cm

• 8 cm

Look at the barrel below. If the radius of its circular base is 21 cm and its height is 40 cm, what is the volume of the barrel?

• 840 cm3

• 17 640 cm3

• 55 440 cm3

• 57 400 cm3

Find the volume of the composite solid. Give your answer to the nearest whole number.

• 6114 cm3

• 6115 cm3

• 6116 cm3

• 6117 cm3

Joan could pick 8 kg of strawberries per hour at a farm.

On the first day, she picked a total of 40 kg of strawberries after some time.

Joan was paid Rp 12.000,00 per hour for picking strawberries. How long did she take to pick 40 kg of strawberries?

• 7 hours

• 6 hours

• 5 hours

• 4 hours

Mr. Sumitro wants to buy a handphone which cost Rp 2.500.000,00. He pays Rp 1.500.000,00 for the first payment. He pays the rest of the amount in equal installment for 8 months. Find the amount he has to pay every month.

• Rp 125.000,00

• Rp 130.000,00

• Rp 135.000,00

• Rp 140.000,00

Harley read 5 books in January, 8 books in February, 4 books in March, and 7 books in April. What is the average number of books Harley read per month?

• 5 books

• 4 books

• 7 books

• 6 books

Arrange the values then find its median.

71 100 70 92 101 65 82 96

• 82

• 92

• 101

• 87

The ages of the hockey players are:

17 15 16 19 17 19 22 17 18 21 17

Find the mode of the ages of the hockey players.

• 17

• 18

• 19

• 21