The second child is about 19lbsif you want to round it otherwise it's 18 something lbs, so the first child is about... 57.
Answer:
(3.5, -4.5) or option D
Step-by-step explanation:
x) (6 + 1) / 2 = 3.5
y) (-1 + (-8)) / 2 = -4.5
There are no options, but I would assume that these sequences would be geometric: 16, -8, 4, -2, 1 -15, -18, -21.6, -25.92, -31.104, 625, 125, 25, 5, 1 can possibly be the correct ones.
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