Pls help it’s due like right now :( Mei wants to make 15 gal of a 28% acid solution by mixing together a 20% acid solution and a 50% acid solution. How much of each solution must she use?

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.

What is the product? a-3/15a × 5/a-3