Arithmetic PYQ — Page 2

(A) If a product's price is decreased by 25 % and then increased by 20 %, then the net change in the price of the product, is : decrease by 10% (B) If a product's price is increased by 15 % and then again increased by 20 %, then the net change in the price of the product, is : Increase by 38 % Choose the correct option(s):

A can complete a work in 16 days, working 6 hours a day. B can complete the same work in 12 days, working 9 hours a day. If both A and B work together, working 8 hours a day, in how many days can they complete the work?

Three milkmen rented a pasture, sharing the rent based on their individual use. A grazed 11 cows for 5 months, B grazed 9 cows for 4 months and C grazed 15 cows for 6 months. If A's share of rent is ₹ 1210, then C's share (in ₹) will be:

Match List-I with List-II | List-I | List-II | |---|---| | (A) 17% of 1200 | (I) 198 | | (B) 18% of 1100 | (II) 204 | | (C) 19% of 1000 | (III) 200 | | (D) 40% of 500 | (IV) 190 | Choose the correct answer from the options given below:

A sum of money becomes ₹5100 after 3 years and ₹5950 after 4 years on compound interest. The rate of interest per annum is:

In the first 9 matches of a cricket tournament, the wickets taken by Jumpo are as follows: 3 2 0 1 3 0 5 1 4 Find the median of the number of wickets taken by Jumpo?

P and Q together can do a job in 6 days. Q and R can finish the same job in 60/7 days. P started the work and worked for 3 days. Q and R continued for 6 days and finish the work. Then, the difference of days in which R and P , independently can complete the job is:

A man can walk uphill at the rate of $2\frac{1}{2}$ $km/hr$ and down hill at the rate of $3\frac{1}{2}$ $km/hr$. If the total time required to walk a certain distance up the hill and return to the starting point is 4 hr. 36 min, then what is the distance walked up the hill by the man?

3 men or 15 boys can do a piece of work in 30 days. In how many days will 2 men and 5 boys do this work?

The median and mean of 7 observations are 9 and 11 respectively. If 2 is subtracted from each observation, then the new median and the new mean will respectively be which of the following?

A boat covers 150 km downstream and 40 km upstream in 4 hours while it covers 70 km downstream and 24 km upstream in 2 hours. Determine the velocity of the current?

Two mobile phones were purchased at the same price. One was sold at a profit of 20% and the second was sold at a price which was Rs.1520 less than the price at which the first was sold. If the overall profit earned by selling both the mobile phones was 1%, then determine the cost price of one mobile?

If selling price of an article is $\frac{7}{6}$ of its cost price. Then the profit percentage in the transaction is:

A and B, working separately can do a piece of work in 12 days and 20 days respectively. If they work alternately, beginning with A, then in how many days can the work be completed?

Ananyaa travels a certain distance at a speed of 3 kmph and reaches her destination late by 15 minutes. If she travels at a speed of 4 kmph, she reaches her destination 15 minutes earlier. Find the distance that Ananyaa is traveling to reach her destination.

The monthly salary of A, B and C are in the ratio 2:3: 5. If C's monthly salary is Rs.1200 more than that of A, then B's annual salary is:

If in a class, 10 % of the girls are equal to one-fourth of the boys in the school, then the ratio of girls to the boys in the school is?

18 women complete a work in 24 days and 24 men complete the same work in 15 days. 16 women worked for 3 days and then they left. 20 men worked for the next 2 days, and then they are joined by 16 women. In how many days will they finish the remaining work?

Consider the simple interest of the following (A) The simple interest on Rs 8,930 at 6% per annum for 5 years (B) The simple interest on Rs 3,080 at 13.50% per annum for 4 years (C) The simple interest on Rs 7,200 at 14.00 % per annum for 7 years (D) The simple interest on Rs. 3,120 at 4.00 % per annum for 5 years The simple interests of these in increasing order are: Choose the correct answer from the options given below:

Consider the compound interest of the following (A) The compound interest on Rs 30500 at 15% per annum for 2 years, (compounded annually) is: Rs. 9836.25 (B) The compound interest of Rs 5000 at 20% per annum for one year is compounded (half-yearly) is: Rs. 6050. Which of the following statements is / are correct?

A and B can do a piece of work in 12 days; B and C together can do it in 15 days. If A is twice as good a workman as C, find the number of days in which B alone can do the work?

X sold an article to Y at a profit of 18%. Later on, Y sold it back to X at a profit of 40%, thereby gaining ₹ 118. How much did X pay for the article originally?

A and B working together can finish a piece of work in 12 days while B alone can finish the same work in 30 days. Then determine that in how many days can A alone finish the same work?

A can do a work in 4 days, B can do same work in 8 days, then the time taken by A and B to do the same work together is: