Economics 9708 · AS & A Level · Indifference curves and budget lines

Indifference curves and budget lines — practice question

At point Z on an indifference curve, a consumer is presently consuming 10 units of good X and 10 units of good Y. The consumer’s marginal utilities from consuming both good X and good Y are positive. Which combination of good X and good Y could also lie on the same indifference curve as point Z?

  • A9 units of good X and 11 units of good Y
  • B10 units of good X and 11 units of good Y
  • C11 units of good X and 10 units of good Y
  • D12 units of good X and 12 units of good Y

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