Write the class-size in the following: 10 -19, 20-29, 30-39 - Vidyadip

Question

Write the class-size in the following: $10 -19, 20-29, 30-39$

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Answer

$10-19, 20-29, 30-39$ True class limits $19.5-19.5, 19.5-29.5, 29.5-29.5$ Class size $= 39.5 - 29.5 = 10$

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