Using alligation method, 
4 units =60,000 Bansi = 60000/4 = Rs. 15000
In a class, 3/5 of the students are girls and rest are boys. If 2/9 of the girls and 1/4 of the boys are absent. What part of the total number of studen...
The incomes of A and B are in the ratio of 3:2 and their expenditures are Rs. 14,000 and Rs. 10,000 respectively. If A saves Rs. 7000, then B's savings ...
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A school has a total of 600 students. The ratio of boys to girls is 3:5. If 40% of the boys and 20% of the girls participated in a sports event, how man...
If the base radius of 2 cylinders are in the ratio 3 : 4 and their heights are in the ratio 4 : 9, then the ratio of their volumes is:
