Find the Number of Times Head is Obtained
A coin is tossed 40 times. If the probability of getting tail is 3/8, then how many times head is obtained?
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let x be no. of times we get tails
⇒3/8=x/40
⇒x=15
therefore, a head can be obtained 40-15=25 times
⇒3/8=x/40
⇒x=15
therefore, a head can be obtained 40-15=25 times
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