UP CONSTABLE QUANT QUIZ-8

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Question 1:

Seven years ago, the ratio of the ages of A and B was 5: 4. Eight years hence, the ratio of the ages of A and B will be 10 : 9. What is the sum of their present ages?

Question 2:

The LCM and HCF of two number are 72 and 2. The larger number is 2 more than the twice the smaller number. find the multiplication of numbers.

Question 3:

Average age of 12 members in a family is 40 years. Age of youngest member and second youngest member of the family is 2 years and 3 years respectively. Find the average age of family just before the birth of second youngest member .

Question 4:

A train traveling with uniform speed crosses a pole in 2 seconds and a bridge of length 250 meters in 7 seconds. The length of the train is:

Question 5:

A sum of money amounts to Rs.2138.58 in 2 years at $9 \%$ per annum of compound interest. The sum is.

Question 6:

The average of 18,27 and 3rd number is 30 . What is the third number?

Question 7:

If the selling price of 30 apples is equal to the cost price of 25 apples, then the profit percentage is:

Question 8:

In how many years the amount of 1545 will be double at the rate of simple interest at 8%p.a.

Question 9:

A maximum of 522 marks out of 600 is required to qualify in an entrance exam. What is the cut off in percentage?

Question 10:

If 16525 is divided in the ratio of $3: 2$, then find the largest number.