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There are 24 boys and 30 girls in class 6 (1)______ %There are more female students than male students______ %There are fewer boys than girls______ %
(1) 30 △ 24, = 1.25, = 125%; (2) 30 △ 24 + 30, = 30 △ 54, = 59; (3) (30-24) △ 24, = 6 △ 24, = 25%; (4) (30-24) △ 30, = 6 △ 30, = 20%. Answer: the number of female students is 125% of male students, and the number of female students is 59% of the class. The number of female students is 25% more than that of male students, and the number of male students is 20% less than that of female students
There are 44 students in class 61. Two thirds of the boys are equal to four fifths of the girls. How many boys and girls are there in this class
Let X be the number of girls and 44-x be the number of boys
(44-x) * 2 / 3 = 4 / 5x x = 20 44-20 = 24 persons
There are 24 boys and 20 girls
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