You are buying shoes online. The selling price is $29.99. Round to the nearest

penny, if necessary.

a. The sales tax is 6.5%. What is the total cost?

b. The cost of shipping is 15% of the total cost. What is the total cost

plus shipping?

;. If the total cost plus shipping is greater than $35, then you receive a

10% discount off the original selling price. Do you qualify? If so, what

is the new total cost plus shipping?

well there are two answers for that.

1: you need 120 ones then that will equal up to 120.

2: you could also do one 100 and 2 tens.

those are the answers that i have thought of.

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

hi im bob : l

step-by-step explanation: