44% of the students of a class are girls. if there are 6 less girls than boys. how many students are there in the class?
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Answers
Answer:
50
Step-by-step explanation:
let x be the number of boys, so (x - 6) will be number of girls.
total number of students will be boys plus girls : x + (x - 6) = 2x - 6
now 44% are girls which come from formula no. of girls divide by total students into 100: (x - 6)/(2x-6)*100 = 44
by solving we get x = 28 (where x is number of boys)
now x - 6 = 28–6 = 22 (number of girls)
add both we get total number of students = 28 + 22 = 50
50
Step-by-step explanation:
Let x be the number of boys,
So, (x - 6) will be the number of girls.
Total number of students will be boys plus girls,
x + (x - 6) = 2x - 6
Now,
44% are girls which come from formula no. of girls divide by total students into 100,(
x - 6)/(2x-6)*100 = 44
By solving we get,
x = 28 (where x is number of boys)
Now,
x - 6 = 28–6 = 22 (number of girls)
Add both we get,
Total number of students = 28 + 22 = 50