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/ PSLE Only Juying Primary School / Others (2018)
me. Class Date: Problem Solving Solve the word problems. were 80singers in asings, The averag e sale singers O singers in a singing competition. The average score given singer was 58.5 points. The average score of the female singers ds o4 points and the average score of the male singers was 56 points. for each Ho w many male singers participated in the competition?
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July 24, 2018
 
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Answer 1 Comments 2
Jul 24, 2018 05:57 AM
Pls hlp me with this q struggling
Jul 24, 2018 06:28 AM
Hi Sarika, here you go, answer is inside.

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Total points = 80 × 58.5 = 4680---So 56n + 64(80-n) = 468056n + 5120 - 64n = 46808n = 440n = 55---So male = n = 55
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July 24, 2018
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