Question

The owner of a small store buys coats for ​$50.00 each. Answer parts a and b.
Question content area bottom
Part 1
a. She sells the coats for ​$70.00 each. What percent of the purchase price is the sale​ price?
The sale price is
  
140​% of the purchase price.
Part 2
b. The owner increases the sale price by the same percent that you found in part a when she buys jackets for ​$25 and sells them. How many jackets must the owner buy for the total jacket sales to be at least ​$340​? Explain your answer.
The owner must buy
  
enter your response here ​jacket(s).

Answer 1

a. (given) 140% — OK.

b. 140% of $25 = 1.4 × 25 = $35 per jacket.
Need n so 35n ≥ 340 → n ≥ 340/35 ≈ 9.714.
So she must buy at least 10 jackets (9 would give $315 < $340; 10 gives $350 ≥ $340).