Question

A man sells calculator at the rate of 250 each which includes a profit of 14%. What amount of profit will he earn in 19 days, if he sells seven calculators per day? [IDBI SO 2012] (a) 4665 (b) * 4565 (C) * 4545 (d) *4655 (e) None of these​

Answer 1

Step-by-step explanation:

Correct Answer:

D) None of these

Description for Correct answer:

Profit on one calculator = Rs. (250×14114)(250×14114)

Therefore, Total profit = 7×19×250×141147×19×250×14114 = Rs.4083.

Answer 2

Question :-

A man sells calculator at the rate of 250 each which includes a profit of 14%. What amount of profit will he earn in 19 days, if he sells seven calculators per day? [IDBI SO 2012] (a) 4665 (b) * 4565 (C) * 4545 (d) *4655 (e) None of these

Answer :-

• (d) 4655

Step by step explanation :-

How to solve :

• Here a man sells a calculator in 250 and he get 14% for 1 calculator, then we firstly find how many money earn on selling 1 calculator then we find if he 7 calculator per day the what it's earning then lastly the main question is how many earning in 19 days selling 7 calculator per day.

Profit in $

$\rm:\longmapsto{ \frac{250}{100} \times 14} \\ \\ \rm:\longmapsto{2.5 \times 14} \: \: \\ \\ \rm:\longmapsto{35} \: \: \: \: \: \: \: \: \: \: \:$

He earn 35$ on selling 1 calculator.

Finding per day earning with selling 7 calculator,

$\rm:\longmapsto{35 \times 7 = 245}$

He earn 245$ per day selling 7 calculator.

Finding 19 days earning selling 7 calculator per day,

$\rm:\longmapsto{245 \times 49} \\ \\ \rm:\longmapsto{4655} \: \: \: \: \: \: \:$

Hence,

• He earn in 19 days, if he sells seven calculators per day is 4655.

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