这是上二年级小女的家庭作业。公立学校的。跟大家分享。
1. Ann is 50. Ann is twice the age of her daughter, Cindy. Cindy's daughter is 20 years younger than her mother. How old is Cindy's daughter?
2. Jane is 64 years old and 4 years older than 3 times Linda's age. How old is Linda?
3. Jerry has 12 bills eaualing $100. ($5, $10, $20, $50) What combination of bills does he have?
4. Fred has 34 coins eaualing $3. What combination of coins does he have?
5. The Gomez family goes to a symphony concert. They buy 1 adult ticket at $16 and 3 youth tickets at $10 each. How much does the Gomez family spend for tickets?
6. There are 30 students in the lunch line. On the shelf there are an equal number of 5 different kindss of drinks. If there are 30 drinks on the shelf, how many people have the same kind of drink?
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