Average height of 40 girls is 148 cm. Average of remaining number is 150 cm. What will be the average of total class if there are 50 girls in the class?

Average height of 40 girls is 148 cm. Average of remaining number is 1

1.	Average height of 40 girls is 148 cm. Average of remaining number is 150 cm. What will be the average of total class if there are 50 girls in the class?
A.	148.8 cm
B.	149.2 cm
C.	148.4 cm
D.	144 cm
Answer» D. 144 cm

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Average height of 40 girls is 148 cm. Average of remaining number is 150 cm. What will be the average of total class if there are 50 girls in the class?

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