Question

4 eraser are purchased for Rs10.Find the cost of one dozen eraser​

Answer 1

Answer:

price of one eraser = 10/4 = Rs. 2.5

price of a dozen eraser = 2.5*12 = 30

Step-by-step explanation:

Answer 2

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$\large\underline {Given}$

4 eraser = Rs 10.

$\large\underline {To Find:}$

Let's assume the cost of one eraser be $x$

4 erasers = $x$ × 10

$x$= $\frac{4}{10}$

= 2.5

Then the cost of dozen erasers will be

Cost of dozen erasers = 12 × 2.5

Cost of dozen erasers = 30

The Cost of 10 erasers is 30.