Quiz (10sept2021)

Express 0.895 to 1 decimal place

• 8.95

• 0

• 0.9

Write $\frac{23}{6}$ as a mixed number 

•  $3\frac{5}{6}$  
  

•  $5\frac{3}{6}$  
  

•  $6\frac{5}{3}$  
  

Express 0.45 as a fraction in its lowest term

• $\frac{18}{40}$

• $\frac{9}{20}$

• $\frac{45}{100}$

For the following number pattern, fill in the missing number

2, 3, 5, .......... , .......... , 17, 23, 30

• 8

• 11

• 12

Arrange the following in ascending order:

 $\frac{3}{5}$ , 0.8 ,  $\frac{7}{10}$   

•  $\frac{3}{5}$ , $\frac{7}{10}$ , 0.8  

•  $\frac{3}{5}$ , 0.8 , $\frac{7}{10}$ 

•  $\frac{7}{10}$ ,  $\frac{3}{5}$ , 0.8

Simplify $3a+4a-a$  

•  $6$  

•  $7a$  

•  $6a$  

Expand and simplify $9a-2a\left(3-5a\right)$  

•  $3a+10a^2$  

•  $a\left(3+10a\right)$  

•  $3a-10a^2$  

 $6x=18.$  What is the value of $x?$  

•  $3$  

•  $\frac{1}{3}$  

•  $30$  

 $5x=4-3x.\$ What is the value of  $x?$  

•  $-4$  

•  $2$  

•  $\frac{1}{2}$  

The temperature inside a refrigerator was  $-2.5\degree c.$ The temperature outside the refrigerator was  $26\degree c.$ Calculate the difference between the two temperatures.

•  $28.5\degree c$  

•  $-28.5\degree c$  

•  $23.5\degree c$