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Question

Look at the histogram given below and answer the question that follow:

(i)     How many students have height more than or equal to 135 cm but less than 150 cm?
(ii)    Which class interval has the least number of students?
(iii)   What is the class size?
(iv)    How many students have height less than 140 cm?


Solution

(i) Number of students = 14+18+10=42
(ii) Class interval with least number of students = 150−155
(iii) Class size = 130 − 125 = 5
(iv) Number of students with height less than 140 = 14+8+6=28

Mathematics
RS Aggarwal (2019, 2020)
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