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Question 1 of 10

1. Question

Ben drove from Town A to Town B, a distance of \( 60 \) km, at an average speed of \( 80 \) km/h. He cycled back at an average speed of \( 20 \) km/h. Find his average speed for the whole journey. Note that it is not \( \textit{50} \) km/h.

Answer: km/h

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Question 2 of 10

2. Question

A box containing 720 oranges was bought for $180. The cost could be written as:

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Question 3 of 10

3. Question

A carpet measuring 2 m by 16 m is to be paved. The paving tiles cost $36/m^{2} and the installer charges $12/m^{2} to lay the tiles. How much will it cost to pave the parget to the nearest $50?

$

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Question 4 of 10

4. Question

A tank of capacity 50 kL is to be filled by a hose whose flow rate is 150 L/min. If the tap is turned on at 10 am, when will the tank be filled?

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Question 5 of 10

5. Question

The rate of 1 teacher per 14 students is used to staff a school. How many teachers will be required for a school with 745 students?

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Question 6 of 10

6. Question

The land is valued at $50/m^{2}. How much land could be bought for $70000?

m^{2}

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Question 7 of 10

7. Question

Express ‘A space of 600 m^{2} was cleaned in 30 minutes’ using a rate in simplest form.

m^{2}/sec

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Question 8 of 10

8. Question

Express ‘A balloon of volume 4800 m^{3} was inflated in 60 seconds’ using a rate in simplest form.

m^{3}/sec

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Question 9 of 10

9. Question

Express ‘The cost of 20 L of fuel was \(\$29\)’ using a rate in simplest form.

$/L

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Question 10 of 10

10. Question

The angles of a quadrilateral are in the ratio \( 2:3:4:6 \).

Find the difference in magnitude between the smallest and largest angles.