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Healthy Dinners
November 14th, 2007 by mshearman
Healthy Dinners
Ted likes to eat healthful meals. He always eats one of his favorite vegetables: broccoli, string beans, or a mix of peas and carrots. He always has either rice or mashed potatoes. And he always has either chicken, beef, or lamb.
How many possible combinations of his favorite vegetables, starches, and meats are there?
Posted in Expert | | | 0 Comments
Heads And Legs
November 14th, 2007 by mshearman
Heads and Legs
The City Zoo has a special exhibit on spiders and snakes. A visitor decided to count all the legs and all the heads of the many strange animals on exhibit. She found that there were 24 heads and 64 legs. She noticed that all the spiders have 8 legs each, the snakes have no legs, and, of course, snakes and spiders all have one head each.
How many spiders and how many snakes are there in the exhibit?
Posted in Apprentice | | | 0 Comments
