Evaluation: Solve the following problems. a. Tiffany can fence the farm 10 days less than Thea can. Together, they can fence the farm in 12 days. How long would it take each of them working alone? b. The sum of two numbers is 16, and the sum of their squares is 146. Find the two numbers. ·c. Two bikers started at the same corner, one going east, the other going north. One biker was traveling at 3 kph faster than the other. After 1 hour, the two bikers were 15 km apart. Find the rate of each.
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