engineering recuitment UPCL AE (E&M) 2021 Mock Test Quantitative Aptitude Ratio and Proportion Simple Ratios
There are 480 coins in half rupees, quarter rupees, and 10 paise coins. Their values are in proportion to 5 : 3 : 1. The number of 10 paise coins are ?
1
150
2
120
3
160
4
180