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Total population of city P and Q is 3410 and 4620 respectively. If the ratio of number of males to females in city is P and Q is 7:4 and 4:3 respectivel...
The total number of men to the total number of women in Offices A and B is in the ratio 50:13. Additionally, the number of women in Office A to those in...
In a chemistry lab two beakers A and B contains 36% and 40% of spirit respectively. If two liters from A is mixed with 4 liters of B. The ratio of spiri...
Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?
In what proportion must a grocer mix sugar at Rs.12 a kg and Rs.7 a kg so as to make a mixture worth Rs.8 a kg ?
Divide Rs 2,100 among P, Q and R, so that P shall receive 3/7 as much as Q and R together, and Q 2/3 of what P and R together receive. Find the share ...
The radii of two solid right circular cylinders are 6 cm and 4 cm respectively and their heights are (h+1) cm and (2h+1) cm respectively. If the areas o...