Mathematics Mcqs

A man sells a car to his friend at 10 % loss. If the friend sells it for Rs. 54000 and gains 20 %. The original C.P of the car was:_________?

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A man sells a car to his friend at 10 % loss. If the friend sells it for Rs. 54000 and gains 20 %. The original C.P of the car was:_________?

A. Rs. 25000
B. Rs. 37500
C. Rs. 50000
D. Rs. 60000
Explanation:
S.P = Rs. 54000,
Gain earned = 20%
C.P = Rs. (100/120 × 54000) = Rs. 45000
S.P = Rs. 45000 and loss = 10%
C.P = Rs. (100/90 × 45000) = Rs. 50000

A horse and a cow were sold for Rs. 12000 each. The horse was sold at a loss of 20 % and the cow at a gain of 20 %. The entire transaction resulted in___________?

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A horse and a cow were sold for Rs. 12000 each. The horse was sold at a loss of 20 % and the cow at a gain of 20 %. The entire transaction resulted in___________?

A. No loss or gain
B. Loss of Rs. 1000
C. Gain of Rs. 1000
D. Gain of Rs. 2000
Explanation:
Loss% = (20/10)2 = (2)2 = 4%
Total S.P = Rs. 24000
Total C.P = Rs. (100/96 × 24000) = Rs. 25000
Loss = Rs. 1000

When the Price of fans was reduced by 20 %. The number of fans sold increased by 40 %. What was the effect on the sales of rupees?

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When the Price of fans was reduced by 20 %. The number of fans sold increased by 40 %. What was the effect on the sales of rupees?

A. 12 % Increase
B. 12 % decrease
C. 30 % increase
D. 40 % increase
Explanation:
Original cost of each is Rs. 100 and number originally sold be 100
Original sale proceed = Rs. (100 × 100) = Rs. 10000
New sale proceed = Rs. (80 × 140) = Rs. 11200
Increase % = (1200/10000 × 100)% = 12%

When the price of a toy was increased by 20 % of the number of toys sold was decreased by 15 %. What was the effect on the sales of the shop?

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When the price of a toy was increased by 20 % of the number of toys sold was decreased by 15 %. What was the effect on the sales of the shop?

A. 4 % increase
B. 4 % decrease
C. 2 % increase
D. 2 % decrease
Explanation:
Original cost of each toy Rs. 100 and number originally sold be 100
Original sale proceed = Rs. (100 × 100) = Rs. 10000
New sale proceed = Rs . (120 ×85) = Rs. 10200
Increase % = (200/10000 × 100)% = 2%

A owns a house worth Rs. 10000. He sells it to B at a profit of 10% based on the worth of the house. B sells the house back to A at a loss of 10% in this transaction A gets:

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A owns a house worth Rs. 10000. He sells it to B at a profit of 10% based on the worth of the house. B sells the house back to A at a loss of 10% in this transaction A gets:

A. No profit No loss
B. Profit of Rs. 1000
C. Profit of Rs. 1100
D. Profit of Rs. 2000
Explanation:
B = 110% of Rs. 10000 = Rs. 11000
Loss of B = 10%
B = 90% of Rs. 1100 = Rs. 9900
A = Rs. 9900
= [(10% of Rs. 10000) + (10000 – 9900)] = Rs. 1100

Ramees bought 4 dozen apples at Rs. 12 per dozen and 2 dozen apples at Rs. 16 per dozen. He sold all of them to earn 20%. At what price per dozen did he sell the apples?

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Ramees bought 4 dozen apples at Rs. 12 per dozen and 2 dozen apples at Rs. 16 per dozen. He sold all of them to earn 20%. At what price per dozen did he sell the apples?

A. Rs. 14.40
B. Rs. 16.00
C. Rs. 16.80
D. Rs. 19.20
Explanation:
6 dozen apples = Rs. (12 × 4 + 16 × 2) = Rs. 80
Gain = 20%
S.P = Rs. (120/100 × 80) = Rs. 96
Per dozen = Rs. (96/6) = Rs. 16