If 30.5 g of milk contains 18 c how many calories will you consume by drinking a glass of milk

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Pls as soon as ! will award brainliest and 20 ! also the answer is not 22.5 degrees! find the value of x in each case:

Find the slope of the line that passes through the points (0, 0) and (-2, -3). 2/3 3/2 -3/2