In a school, the distribution of teachers is as follows:Age (year)20-2525-3030-3535-4040-4545-5050-55No. of Teachers2352675 The total number of teaches of age less than 40 years is:

In a school, the distribution of teachers is as follows:Age (year)20-2

1.	In a school, the distribution of teachers is as follows:Age (year)20-2525-3030-3535-4040-4545-5050-55No. of Teachers2352675 The total number of teaches of age less than 40 years is:
A.	10
B.	12
C.	39
D.	18
Answer» C. 39

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In a school, the distribution of teachers is as follows:Age (year)20-2525-3030-3535-4040-4545-5050-55No. of Teachers2352675 The total number of teaches of age less than 40 years is:

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