Question
A shopkeeper bought x pens for $21.
a) write down an expression, in terms of x, for the cost, in cents, of each pen
b) the shopkeeper gave 2 pens to his sons and sold each of the remaining pens at 8 cents more than he paid for it. Write down an expression, in terms of x, for the selling price of each pen.
a) write down an expression, in terms of x, for the cost, in cents, of each pen
b) the shopkeeper gave 2 pens to his sons and sold each of the remaining pens at 8 cents more than he paid for it. Write down an expression, in terms of x, for the selling price of each pen.
Answers
c(x) = 2100/x
s(x) = c(x)+8 = 2100/x + 8
extra credit: how much money did he make on the sales?
s(x) = c(x)+8 = 2100/x + 8
extra credit: how much money did he make on the sales?
Related Questions
a shopkeeper bought 16 boxes of pens.each box contained m pens.10 pens were sold on the first day....
A shopkeeper buys a number of blue pens and red pens. He pack 3 blue pens and 2 red pens into a pack...
A shopkeeper bought pens at a rate of 12 pens for 150 rs and sold them at rate of 10 pens for 130rs....
A shopkeeper bought a box of pens. There were fewer than 60 pens in the box. The pens can be pac...