- 1a paint supplier has two machines that prouce both indoor paint and outdoor paint
a paint supplier has two machines that prouce both indoor paint and outdoor paint. to meet its contractual obligations,the company must produce at least 60 gallons of indoor paint and 100 gallons of outdoor paint. machine 1 makes 3 gallons of indoor paint and 10 gallons of outdoor paint per hour.machine 2 makes 4 gallons of indoor paint and 5 gallons of outdoor paint per hour. it costs $28 per hour to run machine 1 and $33 per hour t run machine 2. how many hours should each machine be operated to fulfill the contract at minimum cost?

- 2a paint supplier has two machines that prouce both indoor paint and outdoor paint
a paint supplier has two machines that prouce both indoor paint and outdoor paint. to meet its contractual obligations,the company must produce at least 60 gallons of indoor paint and 100 gallons of outdoor paint. machine 1 makes 3 gallons of indoor paint and 10 gallons of outdoor paint per hour.machine 2 makes 4 gallons of indoor paint and 5 gallons of outdoor paint per hour. it costs $28 per hour to run machine 1 and $33 per hour t run machine 2. how many hours should each machine be operated to fulfill the contract at minimum cost?

- 3a paint supplier has two machines that prouce both indoor paint and outdoor paint
a paint supplier has two machines that prouce both indoor paint and outdoor paint. to meet its contractual obligations,the company must produce at least 60 gallons of indoor paint and 100 gallons of outdoor paint. machine 1 makes 3 gallons of indoor paint and 10 gallons of outdoor paint per hour.machine 2 makes 4 gallons of indoor paint and 5 gallons of outdoor paint per hour. it costs $28 per hour to run machine 1 and $33 per hour t run machine 2.how many hours should each machine be operated to fulfill the contract at minimum cost?

- 4a local hardware store has a 10-gallon can of gray paint left over that is a mixture of 35% black paint and 65% white paint
a local hardware store has a 10-gallon can of gray paint left over that is a mixture of 35% black paint and 65% white paint. how many gallons of white paint will be needed to make the gray mixture 20% black?note: answers must be 5 gallons, 7.5 gallons, 12 gallons, or 17.5 gallons.

- 5If 1 gallon of paint covers 100 square feet, about how many gallons of paint are needed to paint the outside of a spherical tank of a diameter 10 feet
If 1 gallon of paint covers 100 square feet, about how many gallons of paint are needed to paint the outside of a spherical tank of a diameter 10 feet?

- 6If 1 gallon of paint covers 400 square feet, about how many gallons of paint are needed to paint the outside of a spherical tank of diameter 20 feet
If 1 gallon of paint covers 400 square feet, about how many gallons of paint are needed to paint the outside of a spherical tank of diameter 20 feet?

- 7How many gallons of paint are necessary to paint the walls of a 15' by 12' room room with an 8' ceiling if one gallon of paint covers 80 square feet
How many gallons of paint are necessary to paint the walls of a 15' by 12' room room with an 8' ceiling if one gallon of paint covers 80 square feet?

- 8To make a shade of orange paint that you like, you must mix 2/3 of a bottle of red paint with each 4/5 of a bottle of yellow paint that you use
To make a shade of orange paint that you like, you must mix 2/3 of a bottle of red paint with each 4/5 of a bottle of yellow paint that you use. You need 88 bottles of this orange paint. How many bottles of red paint will you need and how many bottles of yellow paint will you need? (All bottles are the same size.)

- 9If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?

- 10If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?

- 11If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?This the ans 2 hours and 24 minutes but how did they work it out?

- 12If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?