Question

A knitted scarf uses three balls of wool. I start the day with b balls of wool and knit s scarves. How many balls of do I have left at the end of the day?

(a) 3(b-s)
(b) b-3-s
(c) b-3s
(d) 3bs
(e) s+3b

Answer 1

b-3*s

Answer 2

it's the number of balls you start with... b

minus 3 for every scarf you knit.

b - 3 * s

Answer 3

b-3s

Answer 4

why

Answer 5

read my explanation.. what do you not understand and I will try to help.

Answer 6

i was asking pratu043, but you very much