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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...
In a town, the ratio of males to females is 5:4. Among the males, 20% are children, and the rest are adults. If the adult male population is 4,500, what...
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 ...
A reduction in number of workers in the ratio of 9 : 13 and an increment of wages in the ratio 23 : 21, then the total wage is increased by?
A boy is supposed to distribute Rs.4400 among his three friends P, Q and R in the ratio of 4:2:5 respectively, but mistakenly he distributed in the rati...
Two numbers are such that the square of one is 224 less than 8 times the square of the other. If the numbers are in the ratio of 3 : 4, find the numbers.
The ratio of males and females in a zoo is 4:5 respectively and the percentage of children among males and the percentage of children among females are ...
The ratio of Ankita and Sakshi 's ages will be 9:5 after 16 years. Currently, Ankita's present age is 180% more than Sakshi 's age four years ago. What ...
The ratio of the number of cats and dogs in a pet store is 7:3, respectively. If 50% of cats are Siamese and 70% of dogs are Labradors, find the ratio o...
The ratio of A's income to savings is 25:9, and B's expenditure is 60% of A's total income. If B's expenditure exceeds its savings by Rs. 3500, and A's ...