defence exam CISF Head Constable Ministerial (HCM) & ASI Steno Mock Test Series Quantitative Aptitude Profit and Loss Mixture Problems
A producer of tea blends two varieties of tea from two tea gardens one costing Rs. 18 per kg and another Rs. 20 per kg in the ratio 5 : 3. If he sells the blended variety at Rs. 21 per kg, then his gain percent is
1
10
2
12
3
19
4
22