All points of the step function f(x) are graphed.
what is the domain of f(x)?

{x|-4 < x < 4}
{xl-3 < x < 4}
{x|1 < x < 4}
{x|2

answer:  

123455421

step-by-step explanation: easy

answer: okw

step-by-step explanation:

answer: no

step-by-step explanation:

you are only given the cost not the amount of pounds.

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.