1000+ Aptitude Questions and Answers for Entrance Exam - 1
Question: 1
The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is
(A) Rs. 400
(B) Rs. 500
(C) Rs. 525
(D) Rs. 550
Ans: B
110% of S.P. = 616
S.P. = Rs. $$(616 × 100 / 110)$$ = Rs. 560.
∴ C.P. = Rs. $$({100} / {112} × 560)$$ = Rs. 500.
Question: 2
On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is
(A) Rs. 55
(B) Rs. 60
(C) Rs. 65
(D) Rs. 70
Ans: B
(C.P. of 17 balls) – (S.P. of 17 balls) = (C.P. of 5 balls)
⇒ C.P. of 12 balls = S.P. of 17 balls = Rs. 720.
⇒ C.P. of 1 ball = Rs. $$({720} / {12})$$ = Rs. 60.
Question: 3
The cost price of an article is Rs. 7840. What should be the selling price of the article so that there is a profit of 7%?
(A) Rs. 8000
(B) Rs. 8300
(C) Rs. 8500
(D) Rs. 8388.80
Ans: D
C.P. = Rs. 7840, Profit = 7%.
∴ S.P. = Rs. $$({107} / {100} × 7840)$$ = Rs. 8388.80.
Question: 4
A book seller on selling 20 books earns a profit of the S.P. of 4 books. What is his profit?
(A) 10%
(B) 20%
(C) 30%
(D) 40%
Ans: B
Profit on 20 books = 4 books
∴ Profit on 100 books = $${4} / {20} × 100$$ = 20%.
Question: 5
Mr. Kashyap purchased an air conditioner for Rs. 12000 and sold it for Rs. 15000. What was the profit percentage?
(A) 10
(B) 15
(C) 20
(D) 25
Ans: D
C.P. = Rs. 12000, S.P. = Rs. 15000.
Profit = Rs. (15000 – 12000) = Rs. 3000.
∴ Profit % = $$({3000} / {12000} × 100)$$% = 25%.
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