Vikas purchased 10 pen. He sold 5 pens at 25% profit and the remaining 5 pen at 16.7%loss .If he received rs 625 in totla. find the cost price of each pen.

Total gain percentage=25-16.7=8.3%

Let CP be x

CP of 1pen

Step-by-step explanation:

Vikas purchased 10 pens

he sold first 5 pens at 25% profit and second 5 pens at 16.7% loss

So as,

Profit is greater than the loss so it is a profit.

Now,

Amount of profit in which he sold the pens

And we know that 8.3 % is 0.083 in decimal.

So,

As SP = ₹625

Let the C.P be x

As we know CP = x

So CP is ₹577.1

Now,

We know that he bought 10 pens

So the cost of each pen would be

So the cost of each pen will be ₹57.71

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step-by-step explanation:

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24