T4W1 Revision Test 1 (Section A)

Round off 607 894 to the nearest hundred.

• 607 800

• 607 900

• 608 000

• 608 900

There are 91 ping pong balls in a box. There are 42 white ping pong balls and the rest are orange ping pong balls.

What is the ratio of the number of white ping pong balls to the number of orange ping pong balls?

• 13:6

• 13:7

• 6:7

• 7:6

Arrange the following from LARGEST to SMALLEST.

• 2.04, 2.041, 2.14, 2.134

• 2.04, 2.041, 2.134, 2.14

• 2.14, 2.134, 2.04, 2.041

• 2.14, 2.134, 2.041, 2.04

 Brandon was facing North East at first. He then turned 225 $\degree$  anti-clockwise. What direction is he facing now? 

• North

• South

• East

• West

Which one of the following fractions is larger than  $\frac{1}{4}$  ?

•  $\frac{1}{5}$   

•  $\frac{6}{18}$  

•  $\frac{7}{29}$  

•  $\frac{8}{32}$  

Amanda had  $\frac{2}{3}$  as many gold stickers as silver stickers. 

After she bought another 45 gold stickers, there was a 25% increase in the total number of stickers. 
How many gold stickers did Amanda have at first? 

• 18

• 45

• 72

• 180

A rectangular piece of paper was folded as shown. Find  $\angle x$  

• 23 $\degree$  

• 36 $\degree$  

• 62 $\degree$  

• 121 $\degree$  

There were 200 staff in a company at first. 40% of them were males.

After more females joined the company, the percentage of females increased to 75%.

Find the increase in the number of females.

• 18

• 40

• 120

• 240

The number of males to females on a bus was in the ratio 1:3.

The number of males to females on a train was in the ratio 7: 1.

There were thrice as many passengers on the train as on the bus. There were 114 more males on the train than on the bus.

How many females were there on the train?

• 18

• 36

• 48

• 72

There are 3 identical small semicircles in a large semicircle as shown. If the radius of the large semicircle is 9cm, find the ratio of the unshaded area to the shaded area.
(Take  $\pi$  = 3.14)

• 1:1

• 2:1

• 3:1

• 4:1