A restaurant offers a new promotion of 20% off the original price of cakes, whic

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Question
A restaurant offers a new promotion of 20% off the original price of cakes, which is Rs. 12. Before the promotion 250 cakes were sold each day. After the promotion, the sale of cakes increases an average of 18% more per day. How much more or less does the restaurant make each day in cakes sales after the promotion?
Options
A. Rs. 185 less
B. Rs. 202 more
C. Rs. 175 more
D. Rs. 168 less

Correct Answer

Rs. 168 less

Explanation

Cost of each cake P1 & P2 = Rs. 12

Offer decrease in % = 20%

Increase in sale per day (Q2) = 250 - 18%

Total quantity per day (Q1) = 250

Hence, required change total revenue

TR = P2Q2 - P1Q1 = (12 x 0.8 x 250 x 1.18) - (12 x 250) = - Rs.168.

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Options
A. 7500
B. 6200
C. 5600
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2. A seller charges 28% more from a customer as GST on an article. If customer paid Rs. 4544, what is the cost price of the article?
Options
A. Rs. 3550
B. Rs. 2650
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D. Rs. 2450

3. In a college, number of boys is 75% of number of girls. Difference between boys and girls is 35. On a particular day 20% boys were absent, then find the number of boys those who present?
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A. 72
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4. A man lost half of its initial amount in the gambling after playing 3 rounds. The rule of gambling is that if he wins he will receive Rs. 100, but he has to give 50% of the total amount after each round.Luckily he won all the three rounds. The initial amount with which he had started the gambling was :
Options
A. 500/3
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D. 600

5. The current birth rate per thousand is 32, whereas corresponding death rate is 11 per thousand. The net growth rate in terms of population increase in percent is given by :
Options
A. 1.2 %
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6. In a factory there are three types of Machines M1 , M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2% , 4% and 5% defective products, respectively. What is the percentage of non-defective products?
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A. 89%
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7. One-third of the boys and one-half of the girls of a college participated in a sport. If the number of participating students is 300, out of which 100 are boys. What is the total number of students in the college?
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Options
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