P = ( 11 ) ( \frac { 1,3 } { 12 } )
Solve for P
P=\frac{143}{120}\approx 1,191666667
Assign P
P≔\frac{143}{120}
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P=11\times \frac{13}{120}
Expand \frac{1,3}{12} by multiplying both numerator and the denominator by 10.
P=\frac{11\times 13}{120}
Express 11\times \frac{13}{120} as a single fraction.
P=\frac{143}{120}
Multiply 11 and 13 to get 143.
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