Question

Find cost of 2 sets of pens and ball pens when the cost of one pen is rs 117/2and that of ball pen is rs 85/4 . use shortest method

Answer 1

Answer : 319/2

Explanation :-

Cost of 1 gel pen = 117/2

So, cost of two gel pens = (117/2)*2 = = 117

Cost of 1 ball pen = 89/4

So, cost of two ball pens = (85/4)*2 = 85/2

Add :-

117 + 85/2

=> (234+85)/2

=> 319/2.

Hence, Required Answer is 319/2.

Answer 2

Answer:

Step-by-step explanation:

Given :-

Cost of one pen = 117/2

Cost of one ball pen = 85/4

To Find :-

Cost of 2 sets of pens and ball pens.

Solution :-

Cost of set that is two pens and two ball pens =(2 × 117/2) + (2 × 85/4)

 = 117 + 85/2

 = 234/2 + 85/2

 = 319/2

Hence, the cost of 2 sets of pens and ball pens is 319/2.