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3. Choose the correct answer and fill in theblanks(1) A proportion is a statement that twoTatios arelequrulentsamelC) If the ratios 8 : 3 andequivalent, then 8, 3, 40 and 15 are inproportion[15:40/40 151Giii) In a proportion the first andterms are called extremes.[second I fourt)Giv) in a proportion the second and thirdterms are calledſextremes/means)(u) In a proportion, the product of meansof extremes.Iproduct/sum)equals the(vi) In a proportion, if the first, third andfourth terms are respectively 5, 3 and30, then the second term is(50/90]4. Fill in the blanks:(1) In a proportion the fourth andterms are called extremes.(ii) In a proportion the first second andthird terms are 6, 18, 25 respectively.The fourth term isof(iii) In a proportion, the product ofequal to the product of means(0) In a proportion, themeans is equal to the product ofextremes |
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Answer» Answer: NUMBER of girls = 20 Number of boys = 15 Total number of students = 20 + 15 = 35 (a) Ratio of number of girls to boys = (B) Ratio of number of girls to total students = |
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