Question: A frequency distribution for the data is given below: ClassFrequency 20 but less than 304 30 but less than 407 40 but less than 509

A frequency distribution for the data is given below:

ClassFrequency

20 but less than 304

30 but less than 407

40 but less than 509

50 but less than 603

61but less than 702

The number of employees less than 50 years is ____________.

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