Bob bought a house for \$42,000. Now it's worth \$67,500 after 8 years. (a) Find the linear equation V=mt+b for 0≤t≤15. What are m and b?
(b) Estimate when the house will be worth \$72,500.
(c) Solve for when it will be worth \$74,000.
(d) Find when it will be worth \$80,250.
Calculate Jordon Barrett's Social Security, Medicare taxes, and FIT based on a monthly salary of \$12,400 and prior earnings of \$142,020. Social Security is 6.2% on \$142,800; Medicare is 1.45%. Round answers to 2 decimal places.
Identify which equation does not define a trigonometric function for a point P(x,y) on the unit circle:
A. cott=xy,x=0
B. csct=y1,y=0
C. cost=x
D. sect=x1,x=0
Vuyisanani deposited R17 600 at a simple interest rate. At 19, it was R49 984. How much interest if rate was 2.25% less?
a. R27 954,61
b. R26 048,00
c. R32 384,00
d. R6 336,00
Vuyisanani invested R16 700 at simple interest. At age 21, it grew to R47 929. If interest was 2\% less, what would he earn in 17 years?
a. R26 176,57
b. R31 229,00
c. R25 551,00
d. R5 678,00