Question 42

loading...

Prev/Next links

waecmaths question: 

John pours 96litres of red oil into rectangular container with length 220cm and the breadth 40cm. calculate, correct to the nearest cm, the height of the oil in the container.

Option A: 

11cm

Option B: 

18cm

Option C: 

21cm

Option D: 

34cm

waecmaths solution: 

$\begin{align}  & V=lbh \\ & 96litres=96,000c{{m}^{3}} \\ & 96,000c{{m}^{3}}=220cm\times 40cm\times h \\ & h=\frac{96,000c{{m}^{3}}}{220cm\times 40cm} \\ & h=10.909cm \\ & h=11cm\text{   }\!\!\{\!\!\text{ to the nearest cm }\!\!\}\!\!\text{ } \\\end{align}$

maths year: 
maths topics: