DELHI POLICE MATHS QUIZ

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Question 1:

A sum of Rs. 1121 was distributed among A,B and C. In the ratio 5:6:8, by mistake, in place of 15:16:18, who was benefited the most and by how much?

Question 2:

If (93x)(17x10)=1 then the value of x is:

Question 3:

Three containers contain mixture of milk and water in the ratio 5:3,2:1 and 7:5, respectively, The measurement of containers are in the ratio 4:5:6 Mixture of all the containers are mixed to get a new mixture. Find the ratio of water and milk in the new mixture?

Question 4:

The ratio of marks obtained by Vinod and Basu is 6:5. If the combined average of their percentage is 68.75 and their sum of the marks is 275 , find the total marks for which exam was conducted.

Question 5:

If 8,x and 50 are in continued proportion then the value of x is:

Question 6:

Two numbers are 40% and 60% more than the third number respectively. What is the ratio of the first number and the second number?

Question 7:

The monthly income of A and B are in the ratio 2:3 respectively. The spend in the ratio 3 : 4 and saves in the ratio 7:13. If the total monthly savings of both A and B taken together is Rs. 10,000, then what is the montly expenditure of B (in Rupees)?

Question 8:

The salary of Vishal, Usha and Abhishek are in the ratio 4:8:7. If difference the salary of Vishal and Abhishek is Rs. 1320. What is the salary of Usha?

Question 9:

A bag contains ₹ 5 and ₹ 10 coins for a total of 40 coins and a total amount of ₹ 310. What is the difference between the amount made up of all ₹ 10 coins and the amount made up of all ₹ 5 coins?

Question 10:

A sum of Rs. 300 is divided among P,Q and R in such a way that Q gets Rs. 30 more than P and R gets Rs. 60 more than Q. The ratio of their share is: