Question 1136553
<br>
Lauren is 4 years older than Meghan; Alyssa is 4 years younger than Meghan.<br>
That means the three ages form an arithmetic progression (constant difference of 4 between the ages).<br>
That means the middle age is the average of the three ages; 42/3 = 14.<br>
ANSWER: Meghan (middle) is 14; Lauren is 4 years older, 18; Alyssa is 4 years younger, 10.