Zhang recently purchased a ladder and some painting supplies to help his mother repaint her house.He is now thinking of painting houses for the summer to earn money for school.He has the following information from his work at his mother's, plus he has given you some estimates of the amount to work he expects to do in the remainder of the summer.
Cost of ladder: $300
Cost of paint supplies (brushes, rollers and pans): $200.
Zhang estimates he can use half of the supplies again but will need to replace an amount equal to the rest every job.
Cash paid for paint: $250.He still owes the store $150.
Cost of renting DVDs to watch when he was finished for the day: $30.
His mother only paid him $500, because he still lives at home, and she pointed out that his rent is free.He estimates that for a similar job he could charge $1,500.He thinks he could complete one house of a similar size per week for the 10 weeks remaining in the summer.
Required:
A) Is all the information Zhang has given you relevant for his decision? If not, which one(s) are not relevant? B) Is all of the information reliable? Why or why not?
C) Organize the information to provide him with some feedback about how much money he has made so far this summer.
D) Organize the information to allow him to predict how much money he will make in the remainder of the summer.
E) Do you recommend Zhang paint houses for the summer? Why or why not?

Question

Quizplus · Accepted Answer

The Answer of Zhang recently purchased a ladder and some painting supplies to help his mother repaint her house.He is now thinking of painting houses for the summer to earn money for school.He has the following information from his work at his mother's, plus he has given you some estimates of the amount to work he expects to do in the remainder of the summer.
Cost of ladder: $300
Cost of paint supplies (brushes, rollers and pans): $200.
Zhang estimates he can use half of the supplies again but will need to replace an amount equal to the rest every job.
Cash paid for paint: $250.He still owes the store $150.
Cost of renting DVDs to watch when he was finished for the day: $30.
His mother only paid him $500, because he still lives at home, and she pointed out that his rent is free.He estimates that for a similar job he could charge $1,500.He thinks he could complete one house of a similar size per week for the 10 weeks remaining in the summer.
Required:
A) Is all the information Zhang has given you relevant for his decision? If not, which one(s) are not relevant? B) Is all of the information reliable? Why or why not?
C) Organize the information to provide him with some feedback about how much money he has made so far this summer.
D) Organize the information to allow him to predict how much money he will make in the remainder of the summer.
E) Do you recommend Zhang paint houses for the summer? Why or why not?

Zhang Recently Purchased a Ladder and Some Painting Supplies to Help