The value of a car after t years can be found using the formula v = c(1 - r)t, where v is the current value of the car, c is the original price of the car, and r is the rate of depreciation. solve the formula for r . raj bought a car 4.5 years ago for $25,000, and the current value of the car is $12,000. at what percentage rate has the car depreciated? round your answer to the nearest whole number.

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step