Question

Courier charges for packages to a certain destination are 65 cents for the first 250 grams and 10 cents for each additional 100 grams or part thereof. What could be the weight in grams of a package for which the charge is $1.55 ?

A. 1155
B. 1145
C. 1040
D. 950
E. 259

Answer 1

Are you sure you've got the right answer choices?

Answer 2

I keep getting 1150

Answer 3

yes

Answer 4

100 grams or part thereof??

Answer 5

let X be the weight in grams of package
so 65 + (X-250)/100 x10 = 155 ==> 90 = (X-250)/10 ==> X= 1150 gm
so we will have to pay $1.55 for 1150gm though $1.55 is valid for 1050 < X < 1150
So B is the ans..