Write each rational number as a ratio of two integers

1. -6.7
2. 0.7
3. 3 8/9
4. -4 2/3
5. -0.23
6. 7.1
7. 1

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

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Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).