Alex wants to have $3000 in his bank account after 4 years. if the account earns 6% interest compounded 2 times per year, how much should he put in? round to the nearest cent. a. $2863.32 b. $2238.36 c. $2633.82 d. $2368.23

Need ! easy 6th grade work! i will put as much points as i can! you so much! i’m learning this in math and it’s soo

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?