Comparing Quant...

If the price of a magazine is decreased by 15%, the number of magazines sold increases by 35%. What is the increase in the total revenue?

If a number m is 20% less than another number n, and n is 20% more than 140, then m is equal to ________.

If 73% of k is 146, then k is equal to

A certain number is increased by 15% and then the result obtained is decreased by 20%. Find the net percentage increase or decrease in the number.

If the selling price of a product is of its cost price, then the profit% in the transaction is ________.

If 40% of 360 is twice the y% of 960, then the value of y is _____.

p is 10% of q, and q is 36% of r. If p = 720, find the respective values of q and r.

If 15.6% of 178 = 60% of z, then z equals

Find the sum invested at y% for y years if the simple interest is Rs. 2y.

The simple interest on a certain amount is of the principal. If the number denoting the rate of interest and time is x, find the rate of interest at which the principal is lent out.

A laptop costs Rs. 24,000. After applying a discount, it is priced at Rs. 20,000. What is the percentage discount offered on the laptop?

2 candidates contest an election. One of them gets 35% of the total votes cast and loses by 810 votes. What is the total number of votes cast in the election?

Rohan bought a book at of its original cost and sold it for an amount 5% higher than its original cost. Find his profit percentage.

Rajiv deposits Rs. 20,000 in a bank at 10% per annum for one year. If the interest is compounded half yearly, then what amount of money will Ram get at the end of the year?

Ram sells his car and gets Rs. 30,000 as the down payment from the buyer which is 3% of the price of the car. What is the total price of the car?

Mohit bought an iPhone from Sharan on credit. If the cost of the iPhone was Rs. 30,000 and the rate of interest was 20% per annum compounded half yearly, find the interest paid by Mohit after 2 years.

Rahul buys 30 kg of curd at Rs. 20 per kg and mixes it with 50 kg of curd at Rs. 24 per kg. At what rate should he sell the mixed curd to gain 24%?

A shopkeeper, by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. Calculate his profit percentage?

When an article is sold at 20% discount, the selling price is Rs. 24. What will be the selling price when the discount is 30%?

A store is offering "Buy 3, Get 1 Free". What is the net percentage discount being offered by the store?

Find the INCORRECT match.

Calculate the compound interest (approximate) on Rs. 70,000 for a period of 2 years at 15% per annum if it is

i) compounded annually
ii) compounded half-yearly

The difference between simple interest and compound interest is Rs. 256 and the principal amount has been invested for 2 years at the rate of 8%. What could be the principal amount?

State True or False for the following statements and mark the correct answer choice.

(A) Simple interest on a sum of money gets doubled in 5 years at 20% per annum.
(B) A man buys 200 oranges for Rs. 1000. To get a profit of 25%, he should sell 16 oranges for Rs. 100.
(C) On selling a watch for Rs. 2000, Raghav incurs a loss of 20%. So, to make a profit of 50%, he should sell the watch for Rs. 3750.
(D) The profit made by selling a table tennis bat for Rs. 652 is as much as the loss incurred when it is sold for Rs. 544. Then the cost price of the table tennis bat is Rs. 598.

Match the following:

I	II
(a) At what rate of simple interest will Rs. 3600 yield Rs. 900 over a time span of 3 years?	(i) 6.6%
(b) The compound interest on a certain sum of money at 5% p.a. for 2 years is Rs. 246. What will be the simple interest on the same sum for 3 years at 6% p.a.?	(ii) %
(c) Kaushal lent Rs. 8000 to Piyush for 4 years and Rs. 4000 to Hitesh for 2 years on simple interest at the same rate of interest and received Rs. 2640 in total from both persons as interest. What was the rate of interest per annum?	(iii) Rs. 432
(d) The compound interest on a principal for a period of two years at 5% p.a. is Rs. 10 more than the simple interest on the same principal for the same period at the same rate of interest. Calculate the principal.	(iv) Rs. 4000