answer below question

QUESTION 15 Use the table below to answer questions 15-17. It shows the marginal-utility schedules for goods A and B for a hypothetical consumer. The price of good A is R1 and the price of good B is R2. The income of the consumer is R8. Good A Good B Quantity MU, Hamthor Quantity -amthor MU . 15. To maximize utility, the consumer will buy: 4 A and 2 B 5 A and 6 B. 5 A and 3 B. 6 A and 4 B. QUESTION 16 When the consumer purchases the utility-maximizing combination of goods A and B, total utility will be 64