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5 : 8....added = 13
5/13(169) = 845/13 = 65 men
8/13(169) = 1352/13 = 104 women <===
Answer:
Step-by-step explanation:
To be rational means to be able to express the result as the ratio of two whole numbers.
a) 4/7 + (-1/3) = 12/21 - 7/21 = 5/21 so rational
b) √(4) • 2/5 = ±2 • 2/5 = ±4/5 so both solutions are rational
