Management Aptitude Test 2018 Paper

(d) The difference in sales of refrigerators in per cent as compared to the previous year are as follows.
For Red colour,
In 2014 and 2015, Required per cent
= $\frac{30-20}{20}$ x 100 = 50%
In 2015 and 2016, Required per cent
= $\frac{45-30}{30}$ x 100 = 50%
For Blue colour,
In 2014 and 2015, Required per cent
= $\frac{32-25}{25}$ x 100 = 28%
In 2015 and 2016, Required per cent
= $\frac{48-32}{32}$ x 100 = 50%
For lemon colour,
In 2014 and 2015, Required per cent
= $\frac{23-47}{47}$ x 100 = -51.06%
In 2015 and 2016, Required per cent
= $\frac{32-23}{23}$ × 100 = 39.13%
For Grey colour,In 2014 and 2015, Required per cent
= $\frac{27-2}{2}$ x 100 = 1250%

In 2015 and 2016, Required per cent
= $\frac{34-27}{27}$ x 100 = 25.92%
For White colour,
In 2014 and 2015, Required per cent
= $\frac{45-32}{32}$ x 100 = 40.62%
In 2015 and 2016, Required per cent
= $\frac{43-45}{45}$ x 100 = - 4.44%
∴ Required number of Instances = 7