The average score of boys is 60, that of girls is 70 and that of all the candidates is 64 appearing in Mathematics of annual examinations. Find the ratio of number of boys and number of girls if the total number of candidates appearing in Mathematics is 150, find the number of boys there.
The average score of boys is 60, that of girls is 70 and that of all the candidates is 64 appearing in Mathematics of annual examinations. Find the ratio of number of boys and number of girls if the total number of candidates appearing in Mathematics is 150, find the number of boys there.
Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter4: Rational Expressions
Section4.S: Summary
Problem 13S
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