Question

Two pencils and one eraser cost Rs. 35 and 3 pencils and four erasers cost Rs. 65. Find the cost of pencil and eraser separately.

Answer 1

Answer:

5sg

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Let cost of one pencil be x and that of eraser be y

Thus, 2x+y = 35 --------(1)

3x+4y = 65--------(2)

Multiplying (1) with 4, we get,

8x+4y = 140--------(3)

subtracting (2) from (3), we get,

5x = 75

x = Rs 15

y = ?

2x+y = 35

y = 35-2x = 35-30= Rs 5