Selina solutions concise mathematica class 7 icse Solutions for Chapter 9 profit loss and discount

Q1) Find the gain or loss percent, if

(i) C.P. = Rs. 200 and S.P.: = Rs. 224

(ii) C.P. = Rs. 450 and S.P. = Rs. 400

(iii) C.P. = Rs. 550 and gain = Rs . 22

(iv) CP. = Rs. 216 and loss = Rs. 72

(v) S.P. = Rs. 500 and loss : = Rs. 1100

(vi) S.P. = Rs. 12 and profit = Rs. 4

(vii) C.P. = Rs. 5 and gain = 60 P

Q2) Find the selling price, if:

(i) C.P. = Rs. 500 and gain = 25%

(ii) C.P. = Rs. 60 and loss = 12 1/2%

(iii) C.P. = Rs. 150 and loss = 20%

(iv) C.P. = Rs. 80 and gain = 2.5%

Q3) Rohit bought a tape-recorder for Rs. 1,500 and sold it for Rs. 1,800. Calculate his profit or loss percent.

Q4) An article bought for Rs. 350 is sold at a profit of 20%. Find its selling price.

Q5) An old machine is bought for Rs. 1,400 and is sold at a loss of 15%. Find its selling price.

Q6) Oranges are bought at 5 for Rs. 10 and sold at 6 for Rs. 15. Find profit or loss as a percent.

Q7) A certain number of articles are bought at 3 for Rs. 150 and all of them are sold at 4 for Rs. 180. Find the loss or gain as a percent.

Q8) A vendor bought 120 sweets at 20 peaches. In his house, 18 were consumed and he sold the remaining at 30 peaches. Find his profit or loss as a percent.

Q9) The cost price of an article is Rs. 1,200 and selling price is \frac{5}{4} times of its cost price. Find:

(i) the selling price of the article

(ii) profit or loss as a percent.

Q10) The selling price of an article is Rs. 1,200 and cost price is 54 times its selling price,

find :

(i) the cost price of the article ;

(ii) profit or loss as a percent.

Q1) Find the cost price, if:

(i) S.P. = Rs. 21 and gain = 5%

(ii) S.P. = Rs. 22 and loss = 12%

(iii) S.P. = Rs. 340 and gain = Rs. 20

(iv) S.P. = Rs. 200 and loss = Rs. 50

(v) S.P. = Re. 1 and loss = 5 p.

Q2) By selling an article for Rs. 810, a loss of 10 percent is suffered. Find its cost price.

Q3) By selling a scooter for Rs. 9,200, a man gains 15%. Find the cost price of the scooter.

Q4) On selling an article for Rs. 2,640, a profit of 10 percent is made. Find

(i) the cost price of the article

(ii) the new selling price of it, in order to gain 15%

Q5) A T.V. set is sold for Rs. 6800 at a loss of 15%. Find

(i) the cost price of the T.V. set.

(ii)new selling price of it, in order to gain 12%

Q6) A fruit seller bought mangoes at Rs. 90 per dozen and sold them at a loss of 8 percent. How much will a customer pay for?

(i) one mango

(ii) 40 mangoes

Q7) By selling two transistors for Rs. 00 each, a shopkeeper gains 20 percent on one transistor and loses 20 percent on the other.

Find :

(i) C.P. of each transistor

(ii) total C.P. and total S.P. of both the transistors

(iii) profit or loss percent on the whole.

Q8) Mangoes are bought at 20 for Rs. 60. If they are sold at 33\frac{1}{3} percent profit.

Find:

(i) the selling price of each mango.

(ii) S.P. of 8 mangoes.

Q9) Find the cost price of an article, which is sold for Rs. 4050 at a loss of 10%. Also, find the new selling price of the article which must give a profit of 8%.

Q10) By selling an article for ₹825, a man loses \frac{1}{3} equal to j of its selling price

Find :

(i) the cost price of the article,

(ii) the profit percent or the loss percent made if the same article is sold for ₹1265.

Q11) Find the loss or gain as percent, if the C.P. of 10 articles, all of the same kind, is equal to S.P. of 8 articles.

Q12) Find the loss or gain as percent, if the C.P. of 8 articles, all of the same kind, is equal to S.P. of 10 articles.

Q13) The cost price of an article is 96% of its selling price. Find the loss or the gain as a percent on the whole.

Q14) The selling price of an article is 96% of its cost price. Find the loss or the gain as a percent on the whole.

Q15) Hundred oranges are bought for ₹350 and all of them are sold at the rate of ₹48 per dozen. Find the profit percent or loss percent made.

Q16) Oranges are bought at 100 for? 80 and all of them are sold at ₹80 for ₹100. Find the loss or gain as percent in this transaction.

Q17) An article is bought for ₹5,700 and ₹1,300 is spent on its repair, transportation, etc. For how much should this article be sold in order to gain 20% on the whole.

Q1) A machine is marked at ₹5000 and is sold at a discount of 10%. Find the selling price of the machine.

Q2) The shopkeeper marked a dinner set for ₹1000. He sold it at ₹900, what percent discount did he give?

Q3) A pair of shoes marked at ₹320, are sold at a discount of 15 percent.

Find :

(i) discount

(ii) selling price of the shoes.

Q4) The list price of an article is ₹450 and it is sold for ₹360.

Find :

(i) discount

(ii) discount percent

Q5) A shopkeeper buys an article for₹300. He increases its price by 20% and then gives a 10% discount on the new price. Find:

(i) the new price (marked price) of the article.

(ii) the discount is given by the shopkeeper.

(iii) the selling price.

(iv) profit percent made by the shopkeeper.

Q6) A car is marked at Rs. 50,000. The dealer gives a 5% discount on the first Rs. 20,000 and 2% discount on the remaining Rs. 30,000.

Find :

(i) the total discount.

(ii) the price charged by the dealer.

Q7) A dealer buys a T.V. set for Rs. 2500. He marks it at Rs. 3,200 and then gives a discount of 10% on it.

Find :

(i) the selling price of the T.V. set

(ii) the profit percent made by the dealer.

Q8) A sells his goods at a 15% discount. Find the price of an article which is sold for Rs. 680.

Q9) A shopkeeper allows a 20% discount on the marked price of his articles. Find the marked price of an article for which he charges Rs. 560.

Q10) An article is bought for Rs. 1,200 and Rs. 100 is spent on its transportation, etc.

Find :

(i) the total C.P. of the article.

(ii) the selling price of it in order to gain 20% on the whole.

Q11) 40 pens are bought at 4 for Rs. 50 and all of them are sold at 5 for Rs. 80

Find :

(i) C.P. of one pen.

(ii) S/P. of one pen.

(iii) Profit made by selling one pen.

(iv) Profit percent made by selling one pen.

(v) C.P. of 40 pens

(vi) S.P. of 40 pens.

(vii) Profit made by selling 40 pens.

(viii) Profit percent made by selling 40 pens. Are the results of parts (iv) and (viii) the same? What conclusion do you draw from the above result?

Q12) The C.P. of 5 identical articles is equal to S.P. of 4 articles. Calculate the profit percent or loss percent made if all the articles bought are sold.

Q13) The C.P. of 8 pens is the same as S.P. of 10 pens. Calculate the profit or loss percent made, if all the pens bought are considered to be sold.

Q14) A certain number of articles are bought at Rs. 450 per dozen and all of them are sold at a profit of 20%. Find the S.P. of:

(i) one article

(ii)seven articles.

Q15) An article is marked 60% above the cost price and sold at a 20% discount. Find the profit percent made.