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Jack sold a t-shirt for $100, he made a profit percentage of 25%. Calculate: a. The cost price of the t-shirt b. The amount of profit Jack made.

Jack sold a t-shirt for $100, he made a profit percentage of 25%. Calculate: a. The cost price of the t-shirt b. The amount of profit Jack made.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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 2. Jack sold a t-shirt for $100, he made a profit percentage of 25%. Calculate: a. The cost price of the t-shirt b. The amount of profit Jack made. 3. James is a friend of the grocery store owner, the owner allocates to James' name, a special discount of 2% whenever he shops at the store. If James' total $156.20 calculate whether or not James' total would be under $150.00 after the discount. 4. Jake buys a shirt marked at $80. He receives a 10 per cent discount. How much does he pay for the shirt? Section 4 (Measurement) 1. Calculate the are and perimeter of a square with sides 8 cm. 2. Calculate volume of a cube with side 15 m. 

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