19. Find the cube roots of
a) 110592
b)13824
20.
Frequency Distribution of Daily Income of 550 workers of a factory. Study the following
frequency distribution table and answer the questions given below.
(Daily Income in Rupees)
(Number of workers)
100-125
125-150
150-175
175-200
200-225
225-250
250-275
275-300
300-325
Total
45
25
55
125
140
55
60
550
(1) What is the size of the class intervals?
(i) Which class has the highest frequency?
(iii) Which class has the lowest frequency?
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