Anna has 30 marbles, 18 of which are red and 12 of which are blue. Jane has 20 marbles, all of them either red or blue. If the ratio of the red marbles to the blue marbles is the same for both Anna and Jane, then Anna has how many more blue marbles than Jane? A) 2 B) 4 C) 6 D) 8

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A: (a) The conversion of cm2 to mm2 is known that, 1 cm2=100 mm2 Therefore,  2 cm2=2×100 mm2=200 mm2

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Q: 5. Given A(1, 2), B(4, 9), and C(-4, 8), find the measure of ZA.

A:

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Q: Golf Scores Player Score Brett -2 Elliott +3 Lin -4 Tyrone -1

A: This question is based on Algebraic operation.

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