How to Pass Numerical Reasoning (32 page)

Reduce the equation to its simplest terms:

Q11
Answer
= 37.5%

Plug in the numbers and solve for x:

Recall from the converter table that
³
⁄
₈
= 37.5%.

Q12
Answer
= 2.5%

Plug in the numbers to the formula:

Reduce the fraction to its lowest terms:

You know from the converter table that
¹
⁄
₂₀
= 5% and therefore
¹
⁄
₄₀
= 2.5%.

Q13
Answer
= 6%

12 ÷ 200 = 0.06 = 6%

Q14
Answer
= 24

First find 12.5% of the whole number (512):

Next find 37.5% of the new whole number:

Q15
Answer
= 0.75%.

Divide both sides by 320:

Percentage increase and decrease practice questions

Q1
13.5

Q2
33
¹
⁄
₃
%

Q3
23%

Q4
Year 3

Q5
£28,222.50

Q6
P =
^Q
⁄
₆

Q7
£85

Q8
£867

Q9
£61.86

Q10
49 litres

Percentage increase and decrease practice questions explanations

Q1
Answer
= 13.5

First find 25% of 18:

Now find 15% of 60: