Lavinia’s daughter is 10 years younger than Katie’s daughter. Lavinia’s son is 2 times the age of Katie’s daughter. If Katie’s daughter is 12 years old, how many years older is Lavinia’s son than Lavinia’s daughter? Think carefully first, then make a decision:
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Lavinia’s daughter is 12 - 10 = 2 years old. Lavinia’s son is 12 * 2 = 24 years old. Lavinia’s son is 24 - 2 = 22 years older than Lavinia’s daughter. So, the answer is 22.
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