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Question

# The heights (in cm) of students of a class is tabulated below. HeightNumber of students150âˆ’1544155âˆ’1593160âˆ’1642165âˆ’1691170âˆ’1742175âˆ’1792180âˆ’1844185âˆ’1892Total20 Identify the correct option.

A
Number of students having height in range of 160-174 cm is 2.
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B
Number of students having height in range of 160-174 cm is 3
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C
Number of students having height in range of 160-174 cm is 4.
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D
Number of students having height in range of 160-174 cm is 5
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Solution

## The correct option is D Number of students having height in range of 160-174 cm is 5The number of students having height in the range of 160 - 164 cm = 2 The number of students having height in the range of 165 - 169 cm = 1 The number of students having height in the range of 170 - 174 cm = 2 ∴ the number of students having height in range of 160-174 cm = 2 + 1 + 2 = 5.

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