Arithmetic PYQ — Page 6

The sum of three numbers, namely, A, B and C is 156. The numbers A and B are in the ratio of 2:5, while B and C are in the ratio of 1:9. Find number B?

The marks out of 50 obtained by 100 students in a test are given below as: | Marks obtained | 20 | 25 | 28 | 29 | 33 | 38 | 42 | 43 | |---|---|---|---|---|---|---|---|---| | Number of students | 6 | 20 | 24 | 28 | 15 | 4 | 2 | 1 | Find the value of the (3 mode - 2 median).

P and Q can complete a job in 24 days working together. P can alone complete it in 32 days. Both of them worked together for 8 days and then P left. The number of days Q will take to complete the remaining job is:

Ram purchased a watch at a cost of $(\frac{9}{10})^{th}$ of the original cost and sold at 8% more than the original cost. His profit/loss is

During a journey of 200 Km, the average speed of a car is 125 km/h. But if for the first 100 km, the driver increases its earlier average speed by 20% and then decreases it to its (2/3)rd for next 100 km. What will be the new average speed?

What is the rate of simple interest for the last 5 years if the sum of ₹ 480 becomes ₹ 792 in 11 years and the rate of interest for the first 6 years is 5%?

Arrange the following in decreasing order. (A) 24% of 25 (B) 18% of 30 (C) 11% of 55 (D) 16% of 50 Choose the correct answer from the options given below:

Rs 30000 is lent at compound interest of 7 % per annum for 2 years. Find out the amount after two years.

To complete a work, Aditi takes 60 % more time than Bimla. If both of them work together, they take 16 days to complete the work. How much time shall Bimla take to do it alone?

Match List I with List II | List I | List II | |---|---| | Statistical Measure | Definition | | (A) Mode | (I) Sum of all observations divided by their count | | (B) Median | (II) Measure of the spread from the mean | | (C) Mean | (III) Central value when observations are arranged in order | | (D) Standard Deviation | (IV) Observation which has the highest frequency | Choose the correct answer from the options given below:

30 boys are engaged to do a piece of work in 15 days but it is found that in 5 days, 3/5 work is completed. How many boys may be allowed to go off, so that the work may be finished on time?

Two dogs are standing 960 m apart from each other. The first dog runs at a speed of 9 m/s and the second runs at a speed of 7 m/s. If two dogs run towards each other, after how much time will they bump into each other?

A man bought 400 m of fabric @ Rs. 60 per metre. He sold 50% of it at a profit of 4%. At what percent should he sell the remaining to gain 12% on the whole transaction?

If a certain sum becomes three times in 4 years at compound interest, then in how many years, will it become 9 times?

By selling a T-shirt on marked price of ₹ 650, a shopkeeper gains 25%. During a clearance sale, the shopkeeper allows a discount of 20% on the marked price. What is the overall profit/loss?

Arrange the following cases in ascending order in terms of number of days to complete the same work. (A) P can do (1/3)rd of the work in 5 days. (B) Q can do (1/6)th of the work in 4 days. (C) R can do 25% of the work in 4 days. (D) S can do 35% of the work in 7 days. Choose the correct answer from the options given below:

A bus passes two persons moving in the direction of the moving bus at a speed of 3 km/hr and 5 km/hr, respectively. The bus passes the first person in 10 s and the second person in 11 s. Find the speed of the bus.

Dittee has 10 purses and each of which having an average of 25 lipsticks in each purse. Further, it is known that each purse has a minimum of 8 lipsticks and none of the purse has identical number of lipsticks. Determine that what can be the maximum number of lipsticks that Dittee shall have in any of her purse?

If $\sqrt{2}:(1 + \sqrt{3}) :: \sqrt{6}: x$, then $x$ is equal to:

If $\sqrt{6} : x :: \sqrt{3} : (1 + \sqrt{2})$, then x is equal to

4 men and 6 women can complete a job in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women take to complete the same job?

One-half of a certain number is equal to 65% of the second number. What is the ratio of the first number to second number?

If the interest is payable annually, then the principal amount on which the compound interest for 2 years at 5% per annum is ₹ 369, is given by

The simple interest on a sum of Rs 1550 for 2 yrs is Rs 20 more than the simple interest on Rs 1450 for the same duration (the rate of interest is the same in both the cases). Find the rate of interest.