The table below shows earnings (in Rs. crore) and profits (in Rs. crore) of four companies X, Y, Z and W for the years 2016 to 2020. 2016: earnings X=100, Y=95, Z=74, W=50; profits X=20.5, Y=8.5, Z=7.5, W=4. 2017: earnings X=120, Y=94, Z=77, W=58; profits X=22.4, Y=9.5, Z=8.8, W=5.5. 2018: earnings X=115, Y=92, Z=82, W=75; profits X=23.1, Y=7.5, Z=10.5, W=10.1. 2019: earnings X=125, Y=90, Z=85, W=80; profits X=20.7, Y=5.5, Z=12, W=12.5. 2020: earnings X=130, Y=96, Z=89, W=95; profits X=25.8, Y=9.5, Z=14, W=20.5. How many of these companies' earnings increased by at least 20% in 2020 compared with 2016?
- A1
- B2
- C3
- D4
Explanation
Earnings growth from 2016 to 2020: X 100 to 130 (+30%), Y 95 to 96 (+1.05%), Z 74 to 89 (+20.27%), W 50 to 95 (+90%). Three companies, X, Z and W, grew by at least 20%. Hence C.