Fred has an account balance of $50. He needs at least $500 to buy a new computer. If he deposits $30 per day from his take home pay, how long will it take to have at least that amount in his account?

Maryann’s friends loved her bulletin board, and 4 of them asked her to make one for their homes. she offered to make each of her friends a replica of her bulletin board that measures 2 meters by 3 meters. how many kilograms of burlap should maryann collect to complete the bulletin boards for her friends? maryann should collect kg of burlap.