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400×0.5 = 200 200×1.5 = 300 300×2.5 = 750 750×3.5 = 2625 2625×4.5 = 11812.5
The sum of the first, second, and third numbers is 231. The first and second numbers are in a 3:5 ratio, and the second and third...
What number has to be added to each term of 2:3 to make the ratio 4:5?
In an examination, the marks obtained by Arun and Akram are in the ratio of 2:3. Arun’s score is 26 marks below the passing threshold, while Akram’s...
Ratio of monthly income to monthly expenditure of A is 10:7, respectively and monthly savings of A is Rs. 4500. Find the monthly income of A.
A sum of money is divided among P, Q, R and S in the ratio of 2:3:9:10 respectively. If the share of R's is Rs. 3900 more than the share of Q, then what...
The ratio of the male to female employees in the company in 2015 was 5:4, respectively. In 2016, the male employees and female employees increased by 18...
P, Q and R together started a business. Three times the investment of P equals five times the investment of Q and the capital of Q is twice that of R. F...
If 'a' is the mean proportion of 12.8 and 0.8 and 'b' is the third proportional to 1.2 and 4.8, then find (a + b) :(b - a) .
The sum of three numbers is 189. If the ratio of the first to the second is 3:4 and that of second to the third is 5:7 then the second number is?
What is the third proportional to 9 and 36?
