Question
Population of a town is 1,02,000. If number of the male
increase by 7% and Females increase by 10% then the population of town would increase by 9.5 %. Find the difference between male to female population living in that townSolution
Male                    Female 7%                        10%               9.5% 0.5        :             2.5 1            :             5 So, now difference between male to female = (1,02,000 /6) ×4 =68000
Ratio between marked price of article A to article B is 5:6. Shopkeeper allowed d% discount on article ‘A’ and (d + 16)% discount on article ‘B’...
- A college has 720 students with a boy to girl ratio of 2:1. If the ratio of boys who passed to failed is 5:1 and for girls it is 3:2, find the total number...
- The ratio of pens to pencils in a shop is 8:5. If 24 pens are sold and 21 pencils are added, the number of pens and pencils becomes equal. Find the origina...
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...
If the SP of book is 5 times of the discount. If percentage discount and percentage profit is equal. Then find the ratio of discount and CP?
In a showroom, 65% of the vehicles are two-wheelers and the remaining are four-wheelers. Find the ratio of the number of wheels of two-wheelers to that ...
- There are 1000 students in a school. The boys to girls ratio is 4:6. If 7 out of every 10 boys pass, and 6 out of every 9 girls pass, find the total number...
The sum of three numbers is 118. If the ratio of the first number to the second number is 3 : 4 and that of the second number to the third number is 5 ...
- In a company, the ratio of engineers to technicians is 8:5. If the number of engineers decreased by 40 and the number of technicians increased by 20, their...