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The propability that a number selected at random from 1 to 40 is a multiple of 7 is?
Sample space=${1,2,3,4,5,6...40}$ multiple of 7 within 1 and 40=${7,14,21,28,35}$ $\therefore$ P(multiple of 7)=$\dfrac{5}{40}=\dfrac{1}{8}$
Sample space=
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P(multiple of 7)=