Michael wants to buy a cell phone that costs $150 in 10 weeks. Determine the amount of money he has to save every week to buy the phone, and find the amount he will have saved in 29 weeks if he continues to save money at the same rate.
A person has 460 LE and wants to buy a pair of shoes and some shirts. Given that the price of the pair of shoes is 75 LE, and the price of one shirt is 50 LE, determine the maximum number of shirts the person can buy.
James bought a TV for 3,972 LE and paid 412 LE upfront. He divided the rest of the payment into 20 equal installments. How much was each installment?