Q: In a guessing game, Hajar's score is 24 points. The difference in the scores between Hajar and Farah's score in the game is 21. What is the sum of their scores, assuming Farah's score is higher than Hajar's?
A: If the difference in scores between Farah and Hajar in the game is 21 points, and Hajar's score is 24, then Farah has a score of 21 + 24 = 45 points. The overall score in the game is 45 + 24 = 69. The answer is 69.

Q: Patricia is growing her long very long to donate it to a charity that makes wigs for cancer survivors. Her hair is 14 inches long. She needs to donate 23 inches to make a wig. She wants her hair to be 12 inches long after the donation. How much longer does she have to grow her hair?
A: Her hair needs to be 35 inches long when she cuts it because 23 + 12 = 35. She needs to grow it 21 more inches because 35 - 14 = 21. The answer is 21.

Q: Eustace is twice as old as Milford. In 3 years, he will be 39. How old will Milford be?
A:
Eustace's current age must be 39 years old 3 years = 36 years old. So Milford's current age must be 36 years old / 2 = 18 years old. So in 3 years, Milford will be 18 years old + 3 years = 21 years old. The answer is 21.