The football team has a total of 20 jerseys. there are 4 medium-sized jerseys. what percent of the jerseys are medium-sized jerseys? 20%

If myesha works overtime, she gets paid "time and a half" for every hour she works. in other words, for every hour over 40 hours myesha works each week, she gets her hourly pay plus half her hourly pay. what is myesha's pay per hour when she works overtime?

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap