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The total age of a mother and her daught...

The total age of a mother and her daughter is 60 years. The difference between their ages is 30 years. Find out the age of the mother.

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The correct Answer is:
Statement I and II will give us the separate equations for mother and daughter Therefore, both statements together are sufficient,
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MAHENDRA-DATA SUFFICIENCY -Exercise
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  3. What is the average age of children in the class ? (i) Age of the te...

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  4. What is average weight of the three new team members who are recently ...

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  5. The average age of P,Q, R and S is 30 years. How old is R ? (i) The ...

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  6. How old will C be after 10 years ? (i) Five years ago, the average ...

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  7. How many children are there in the group ? (i) Average age of the ch...

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  8. What is the two digit number ? (i) The difference between the two di...

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  9. What is the difference between the digits of a two digit number ? (i...

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  10. What is the ratio between the two numbers ? (i) The sum of two numbe...

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  11. The sum of the ages of P, Q and R is 96 years. What is the age of Q ? ...

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  12. A man mixes two types of rice (X and Y) and sells the mixture at the r...

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  13. What is the percent profit earned by selling the product ? (i) the p...

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  14. What is the cost price of the cassette ? (i) The percent profit made...

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  15. What was the cost price of the suitcase purchased by Richard ? (i) R...

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  16. A and B are in a partnership business of one year. At the end of the y...

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  17. Two pipes A and B together can fill a tank in 4 hours. B takes 6 more ...

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  18. A tank is filled with two inlet pipes A & B Both the pipes are kept fo...

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  19. How much time did X take to reach the destination ? (i) The ratio be...

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  20. What is the usual speed of the train ? (i) The speed of the train is...

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  21. What is the usual speed of the train ? (i) The speed of the train is...

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