A clothing store reduces the price of an item by 20% if it is not sold after 3 weeks. It reduces the price a further 30% if the item is still unsold after 6 weeks.
And, after 7 weeks if the item is unsold, a further 10% reduction is made.

a) Estimate the price, after 8 weeks, of a coat that had a regular price of $289.50.
b) Calculate the sale price, including the sales tax.

the reporter's right

step-by-step explanation:

1/4 = .25 / 25%

correct answer is c. just did it

step-by-step explanation:

-3.5 degrees per hour

step-by-step explanation:

find the unit rate:

-12   1/4 degrees           12.25 degrees

= - = -3.5 degrees per hour

      3   1/2 hours               3.5 hours

b

step-by-step explanation:

multiply terms on numerator/ denominator by (x - 1)

= ← distribute numerator/ denominator

= ← simplify

=

= → b