If the store purchases an item at a wholesale cost of $3.50 per item, and it is sold at a retail value of $5.00 per item. what is the gross profit percentage of the item?

What is the prime factorization of 195

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

The function p(x) = –2(x – 9)2 + 100 is used to determine the profit on t-shirts sold for x dollars. what would the profit from sales be if the price of the t-shirts were $15 apiece?