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A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6000 tickets are sold, how many tickets has she bought?

(A)40 Β  Β Β  Β Β Β Β Β Β Β (B) 240

(C) 480 Β  Β Β Β Β Β Β Β (D) 750

Β 

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Question 15 A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6000 tickets are sold, how many tickets has she bought? 40 (B) 240 (C) 480 (D) 750 Now, Probability of winning = (π‘π‘’π‘šπ‘π‘’π‘Ÿ π‘œπ‘“ π‘‘π‘–π‘π‘˜π‘’π‘‘π‘  π‘π‘œπ‘’π‘”β„Žπ‘‘)/(π‘‡π‘œπ‘‘π‘Žπ‘™ π‘π‘’π‘šπ‘π‘’π‘Ÿ π‘œπ‘“ π‘‘π‘–π‘π‘˜π‘’π‘‘π‘ ) 0.08 = (π‘΅π’–π’Žπ’ƒπ’†π’“ 𝒐𝒇 π’•π’Šπ’„π’Œπ’†π’•π’” π’ƒπ’π’–π’ˆπ’‰π’•)/πŸ”πŸŽπŸŽπŸŽ 0.08 Γ— 6000 = Number of tickets bought Number of tickets bought = 0.08 Γ— 6000 Number of tickets bought = πŸ–/𝟏𝟎𝟎 Γ— 6000 Number of tickets bought = 8 Γ— 60 Number of tickets bought = 480 So, the correct answer is (C)

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.