A student bought some pens at rupees 8each and some pencils at rupees 1.50 each. If the total no. of pens and pencils purchased is 16 and their total cost is rupee 50. How many pens did he buy
Answers
Answered by
85
let the no of pens be x
no of pencils be y.
given,
x+y=16
therfore,y=16-x
8x+1.5y=50
8x+1.5 (16-x)=50
8x+24-1.5x=50
6.5x=50-24
x=260/65
x=13/3
x=4.34=no. of pens
no of pencils be y.
given,
x+y=16
therfore,y=16-x
8x+1.5y=50
8x+1.5 (16-x)=50
8x+24-1.5x=50
6.5x=50-24
x=260/65
x=13/3
x=4.34=no. of pens
Answered by
14
Answer:
hi mate here is your answer the answer is 4
Similar questions