Question

the total cost of three calculator and two pen is Rs 745 .if one calculator cost Rs 40 more than pens find the cost of each calculator​

Answer 1

Answer:

Let cost of a pen be x, then cost of calculator will be 40+x.

It is given that,

3(40+x)+2x=745

⇒120+5x=745

⇒x=

5

745−120

=

5

625

=125 = cost of pen

Hence, cost of calculator =40+x=40+125=165.

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