Arithmetic PYQ — Page 15

What is the value of 70% of 420 + 30% of 280

The average of the four consecutive odd numbers is 16. What is the third number in the descending order?

The present age of P and Q are 40 and 33 years respectively. After X years, the ratio of ages of Q and P to will be 5:6. What is value of X?

An amount becomes its 3 times in 20 years. What is the rate of simple interest per annum?

If 36 farmers can do a piece of work in 24 hours, In how many hours will 18 farmers do it?

What percent decrease in salaries would exactly cancel the 20 percent increase?

What is the overall percentage of marks obtained by GP in all subjects?

A can finish a work in 16 days and B can do same work in half the time taken by A. Then, working together, what part of same work they can finish in a day ?

What will be the simple interest earned on an amount of Rs. 22000 in 8 months at $8\frac{1}{4}\%$ per annum?

A 500 metre long train is running at a speed of 90 km/hr. It will cross a 250 metre long railway bridge in :

The average age of group of 5 friends is 32 years. The youngest friend amongst them is 4 years old. What was the average age of the group at the time of birth of the youngest friend?

A is younger than B by 7 years. If their ages are in the respective ratio of 7 : 9 then how old is A?

A car is sold for Rs. 85000 at a loss of 20%. What is the cost price (CP) of the car?

If the sugar price is increased by 25% by how much percent consumption should be reduced that expense remains same.

If 180 meter long train crosses a pole in 9 seconds, find the speed of train in kilo meter/hour.

A and B can complete a piece of work in 30 days. B and C in 10 days, which C and A in 5 days. If all of them work together, the time taken in completing the work

Given that a : b = 5 : 3 and b : c = 2 : 5 Which of the following is true?

The price of cooking gas has increased by 25 %. By what percent should a family reduce the use of cooking gas so as not to increase the expenditure in this account ?

If A : B = 4 : 5, B : C = 4 : 15 and C : D = 5 : 16 Than find the ratio between A and D :

If $\left(\frac{2}{9}\right)^{th}$ part of a tub is filled in 2 minutes, then the remaining part of the tub will be filled in :

A tyre has two punctures. The first puncture alone would have made the tyre flat in 6 minutes and the second alone would have done it in 9 minutes. If air leaks out at a constant rate, how long does it take both the punctures together to make it flat?

The average of first 99 positive integers is:

Find the mean of 12, 15, 7, 8 and 'x + 13', if x = 2

If A : B is 2 : 5. Then, the value of 2A + 3B : A + B is