3T post EOY activity

Calculate 150% of $300

• 15

• 315

• 450

• 600

Five painters take 72 hours to paint a room.

How long will it take for 8 painters to paint the same room?

Write 5.30749 correct to 3 decimal places.

Write 27308912 correct to 4 significant figures.

Kelvin jogs 400 metres in 4 minutes. Calculate his speed in kilometres per hour.

• 100

• 1.67

• 1

• 6

11, 17, 23, 29.....

Find an expression, in the simplest form, for the nth term of the sequence.

• 6n

• 6n - 1

• 6n + 1

• n - 6

Dora wanted to change 900 USD into Singapore dollars. 

The exchange rate on the day of exchange was SGD 1 = 0.719 USD. Calculate how much Singapore dollars Dora received.