Question

Cost of 2 pencils and erasers is rupees 18 where is the cost of one pencil and two erasers is rupees 11 find the cost of each pencil

Answer 1

Step-by-step explanation:

let x be the cost of one pencil

let y be he cost of one rubber

then by Data,

2x+2y=18

x+2y. =11

then by solving the two equations,

x=7

cost of one pencil is Rs.7