Question

6. At a stationery shop it costs 185 for 4 gel-pens,
ball point pens and one marker pen and 315 for
7 gel-pens, 15 ball-point pens and one marker pen
Then what would be the cost of one gel-pen, on
ball-point pen and one marker pen?
(c) 60
​

Answer 1

Step-by-step explanation:

Answer is 55

hope it helps...