Q 1: The terms at the middle of a proportion are called ______. Extremes Means Center

Q 2: The product of ____ in a proportion = the product of means in the proportion. Center Extremes Means

Q 3: The terms at the last of a proportion are called ______. Means Extremes Opposites

Q 4: a, b, c and d are four numbers if a:b = c:d then a, b, c and d are in ______. Ratio Proportion Equation

Q 5: The equality of two ratios is called a _____. Equality Ratio Proportion

Q 6: The product of extremes in a proportion = the product of ____ in the proportion. Middle Extremes Means

Q 7: What are the means in 25:30 = 250:300. 30 and 250 42 and 75 12 and 112

Q 8: If 3,7,9,x are in proportion then value of x = ____. 17 18 21

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