Aman bought 420 apples for rs. 280 but 84 were rotten. yet he earned 20%. estimate how did he sell ?

Sasha invests $1000 that earns 8% interest compounded annually. write a function that describes the value, v, of the investment after t years.

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee, f, for a single job is a function of the number, t, of hours it takes him to complete the job. write the function's formula.

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?