alleryचार दीस सरासरी 2.5 h अभ्यास करतात. एकंदर सरासरी 3 h खातीर जाय आशिल्लीं पांचव्या दिसाचीं वरां सोदून काडात.
A4 h
B5 h
C4.5 h
D5.5 h
Answer & Solution
Correct answer: B. 5 h
हें .
पांचव्या दिसा 5 × 3 − 4 × 2.5 = 5 वरां अभ्यास करचो पडटा.
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