On problems 1-3 and show how you did your work pls i dont understand how to work the problem out i really need asap asap

What is 32+4 x (16 x 1/2) -2 show your work}

What is the best reason for jacinta to have a savings account in addition to a checking account

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists