Question
The ratio of two numbers is 3:5. If each number is
decreased by 5, the ratio becomes 5:9. Find the smaller numbers.Solution
Let the two numbers be 3x and 5x. => (3x-5)/(5x-5) = 5/9 => 27x – 45 = 25x – 25 => x = 10 The smaller numbers = 3 × 10 = 30
Ratio between two numbers is 11:13 and their difference is 26. Find the sum of the given two numbers.
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The ratio of the first and second class fares between two railways stations is 5 : 1 and that of the number of passengers travelling by first and second...
Ratio of monthly income to monthly expenditure of A is 15:7, respectively and monthly savings of A is Rs. 2880. Find the monthly income of A.
If A:B = 3:4 and B:C = 5:7, then find the value of A:B:C.
Ratio of monthly income to monthly expenditure of A is 20:7, respectively and monthly savings of A is Rs. 3900. Find the monthly income of A.
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The ratio of investment of A and B is 2 : 5 and that of B and C is 3 : 7. Find the investment of B if sum of investment of A, B and C is Rs. 33600.
A stone worth Rs.3800 drops and breaks with weight in the ratio 2:3:5. The price of stone is directly proportional to square of its weight. Find the tot...
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...
