The table presents the marginal utility obtained by a consumer who spends all of his weekly income of $42 on two goods X and Y. Good X costs $3 and Good Y costs $6. To maximise his utility, what quantities of X and Y should the consumer purchase?
- AX 2, Y 6
- BX 4, Y 5
- CX 6, Y 4
- DX 8, Y 3