標題:
Percentage question
發問:
In a centain year, 31500 candidates met the minimum requirment of entering Form 6. It was 35% of the total number of candidates.(a) It is known that the percentage of female candidates is 8% more than that of male candidates. Find the number of male candidates.(b) If 40% of the female candidates met the minimum... 顯示更多 In a centain year, 31500 candidates met the minimum requirment of entering Form 6. It was 35% of the total number of candidates. (a) It is known that the percentage of female candidates is 8% more than that of male candidates. Find the number of male candidates. (b) If 40% of the female candidates met the minimum requirment of entering Form 6. Find the number of female candidates who met the minimum requirment of entering Form 6. Steps please.
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其他解答:
Percentage question
發問:
In a centain year, 31500 candidates met the minimum requirment of entering Form 6. It was 35% of the total number of candidates.(a) It is known that the percentage of female candidates is 8% more than that of male candidates. Find the number of male candidates.(b) If 40% of the female candidates met the minimum... 顯示更多 In a centain year, 31500 candidates met the minimum requirment of entering Form 6. It was 35% of the total number of candidates. (a) It is known that the percentage of female candidates is 8% more than that of male candidates. Find the number of male candidates. (b) If 40% of the female candidates met the minimum requirment of entering Form 6. Find the number of female candidates who met the minimum requirment of entering Form 6. Steps please.
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(a) Let x be total number of candidates. x * 35%=31500 x=31500/35% x=90000 Let y be number of male candidates. number of female = (1+8%) * y = 1.08y y+1.08y=90000 2.08y=90000 y=90000/2.08 y=43269 (b) Number of female candidates = 1.08 *43269 = 46731 Number of female candidates who met the minimum requirment of entering Form 6 = 46731 *40% = 18692其他解答:
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