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 Ratio and Proportion 30 Flashcards |
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A ratio compares two quantities of the same kind by dividing one by the other. True or False? |
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 True |
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Fill in the blank: The ratio 4:20 simplifies to ___:___ because the H.C.F. is 4. |
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 1:5 |
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If the ratio of two quantities is 5:7 and the new quantity is 1,421, what is the original quantity? |
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 1,015 |
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What is the compound ratio of 3:4 and 2:5? |
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 6:20 or 3:10 |
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Find the fourth proportional to 3, 6, and 4.5. |
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 9 |
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Fill in the blank: The order of terms in a ratio matters; ___:___ is not equal to ___:___ unless the quantities are equal. |
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 A:b; b:a |
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What is the sub-duplicate ratio of 9:16? |
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 3:4 |
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If a:b = c:d, using the Componendo property, what is the ratio of (a+b):b? |
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 (c+d):d |
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Fill in the blank: The formula for finding a compound ratio of a:b and c:d is ___:___. |
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 (a × c):(b × d) |
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If 2:3 = 4:6, what can be concluded by using the Alternendo property regarding a:c? |
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 2:4 = 3:6 |
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True or False: Ratios must always be expressed in their highest terms. |
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 False; ratios should be in their lowest terms. |
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Find the mean proportional between 6.25 and 0.16. |
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 1 |
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If the fare of a journey decreases in the ratio 6:5, what is the new fare if the original fare is ₹24? |
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 ₹20 |
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Fill in the blank: A ratio is expressed as a:b, where a is the ___ and b is the ___. |
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 Antecedent; consequent |
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In the ratio 3:5 and 2:7, what is the compound ratio? |
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 6:35 |
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Completed! Keep practicing to master all of them. |
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