For which number is this the expanded form? 9 x 10 + 2 x 1 + 3 x (1/10) + 8 x (1/100)

9 x 10 + 2 x 1 + 3 x (1/10) + 8 x (1/100) in standered form is 95x, 1/10 + 8x, 1/100

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in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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step-by-step explanation: