Arithmetic PYQ — Page 14

A train running at a speed 360 km/hr passes a platform with double length in 30 sec. Find the length of platform.

During 2005, the percentage of decrease in production of Maize as against the previous year was-

The increase in the production of Grams (over the previous years) was minimum during the year

During 2005, the percentage of increase in production of Wheat over the previous year was-

A town has population of 20,000 in 1980. In one year i.e. by 1981 it increased by 25%. Next year i.e. in 1982, it decreased by 20%. The next year in 1983 there was an increase of 30%. What is the population at end of 1983?

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

If I sell a cycle at Rs. 3600, I make a profit of 20%. At what price I need to sell to make a profit of 10%.

A, B and C are in a cycle race of 1500 meters. A cycles twice as fast as B, C cycles $\frac{1}{2}$ as fast as B, C completes the race in 40 minutes. Then, where was B from the finishing line when A finished the race?

Mohan asked 36 men to build his house in 30 day. 50% of the work got completed in just 10 days. So, Mohan removed some workers. Now, how many persons does he need to complete the remaining work in decided time?

P alone can do a piece of work in 5 days and Q alone in 4 days. P and Q undertook to do it for Rs. 3000. With the help of R they completed the work in 2 days. How much is to be paid to R?

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?

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

If principal = P, Rate R = R% per annum, T = Time year, SI = Simple interest, then a. $T = \frac{100 \times SI}{P \times R}$ b. $SI = \frac{P \times R \times T}{100}$ c. $R = \frac{P \times SI \times T}{100}$ d. $T = \frac{P \times SI \times T}{100}$ e. $R = \frac{100 \times SI}{P \times T}$

Two numbers are in the ratio 4 : 3. If 2 is added to each of the number the new ratio becomes 5 : 4. Then, find the numbers

The average of first 99 positive integers is:

2 women and 3 men can do a piece of work in 10 days while 3 women and 2 men can do the same work in 8 days. In how many days can 2 women and 1 man do the work?

The simple interest as a sum of money is $\frac{4}{5}$ of the principal. Find the rate of interest if both the rate of interest and time are numerically equal.

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

A train running at a speed of 54 km/hr crosses a platform which is double of the length of the train in 18 seconds. What is the length of the platform and train?

What is the average of marks obtained by the all students in computer?

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

What is average marks obtained by the all students in Hindi?

What is the ratio between total marks obtained in all subjects by RP and FA?

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