2) Whats the balance after 20 years on a $200 deposit with an APR of 3%. Assume

Question

2) Whats the balance after 20 years on a $200 deposit with an APR of 3%. Assume interest rate is compounded annually?

3) The bookstore is selling a $ 190 study guide for 40% off the cover price. Whats the correct sales price?

4) A plumber charges $60 for a house call and $25 per hour for his services. Whats the linear model for his charges?

5) A $30,000 truck depreciates 15% each year . Whats the value of the truck after t years?

Math 123 Quentitative Reasoning Exam Nameerdnend hibor Exam 3 Show work for fuill credit! 1.) Which of the following is the mantly finance done on , halace of seewithanAPRofd99 5158 92 540 02 d 52.50 21 Use the tom alanceDepsitCt+ rest.compounded annualy? interest ate)h Which of the folowing is the balance after 20 years an 5200 deposit with an APS of . 536122 5345 60 c 5120.00 d. $1893 3.) The bookstore is seaing a S 190 study gude for 40% ofr the cover price. wrochof the fulaw.eu the correct sales pric c $114 $150 a. $76 5475 4 J A plumber charges $60 for a house call and $25 per hour foc his services. Which of the following is a near model of his charges. 4 points cy-2.4x+60 y 60x+ 25 b. y- 25x 60 5) A $30,000 truck depreciates 15% each year, which of the following models the value of the truck efter t years?& ponts A-15t +30000 As 30000(.15r cAs 30000(15)(1) d. A- 30000(85

Explanation / Answer

=800*(1+(19.99/12)%)^1-800         13.33 Option b is correct =200*(1+3%)^20      361.22 Option a is correct =190*(1-40%) 114 Option c is correct Total charges (Y) X= no of Hours Y=25X+60 Option b is correct Value of the truck=30000-15%t Option a is correct

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