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Let the cost price be ₹x. According to the question: 500 - x = x - 400 2x = 900 x = ₹450. Answer: a) ₹450
The present age of A is 7/4 times to that of his marriage age. Present age of his brother is 1/4th of his present age. If A was married 36 years ago the...
The ratio of the present ages of P and Q is 8:5 respectively. If the age of P 14 years hence from now will be 100% more than the age of Q 4 years ago fr...
In a classroom there are 15 boys and 13 girls. Average age of each boy and each girl is 21 years and 17 years respectively. The sum of ages of all the b...
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.
Five years ago, Virat was 20 years older than Shami. Fifteen years from now, the ratio of their ages will be 2:3. Calculate the average of their current...
In two years, the grandson's age will be one-quarter of the grandfather's age. Three years ago, the grandfather was five times as old as the grandson. ...
A boy’s age is 125% of what it was 8 years ago, but 75% of what it will be after 8 years. What is his present age?
Difference between the ages of A and B is same as the difference between the ages of B and C. The difference between the ages of A and C is 7 years. If ...
7 years ago, Meera’s age was equal to the Heena’s present age. The sum of Meera’s age 10 years from now and Heena’s age 5 years ago is 94 yea...
In a family of four, the average age of Anu, Ben, Carla, and Dan is 28 years. The ratio of Carla's to Eva's present ages is 5:6, and Ben's age is 20% le...
