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ATQ, Let the cost price of a chair be 'c', then the cost price of a table is '3c' And the Selling price of the chair and the table be Sc and St respectively Now according to the Question, Cost price of 15 chair = 15c and the profit = 3St Profit % = (3St/15c) × 100 = (20St/c) % Cost price of 10 tables =30c and profit = 5Sc. Profit percentage = (5Sc/30c) × 100 = (50Sc/3c) % Since the profit percentages are equal: 
The ratio of the selling price of a chair to a table is 6:5.
Shalini is younger than Rashi by 3 years. If the ratio of Shalini and Rashi ages is 9:10 respectively, then find the age of Shalini.
B is 3 years older than A and A is 6 years older than C. If the sum of the age of A and C is 26 years, then find the sum of the ages of all three.
The present age of A is 9/4 times to that of his marriage age. Present age of his brother is 1/3rd of his present age. If A was married 35 years ago the...
The ratio of the present age of A to B is 5:7. After 6 years, the sum of their ages will be 72 years. Find the present age of A.
Present age of ‘A’ is 40% more than that of ‘B’. If 11 years hence from now, ‘B’ will be 5 years younger than ‘A’, then find the sum of ...
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4 years ago, the ratio of the ages of A and B was 2:3 and after 4 years it will become 4:5. Find their present ages.
Ten years ago, the average age of five employees was 35 years. The present average age is 45 years after the inclusion of two new employees. Find the pr...
The present average age of ‘X’ and ‘Y’ is 45 years, present average age of ‘X’ and ‘Z’ is 32 years and present average age of ‘Y’ an...
