Final answer:
The fraction 11/20 can be converted to a percentage by dividing 11 by 20 to get 0.55, then multiplying by 100 to get 55%, which means the marksman hit 55% of the targets.
Step-by-step explanation:
To convert the fraction 11/20 to a percentage, you can follow these steps:
Write the fraction as a decimal by dividing the numerator (11) by the denominator (20). This gives you 0.55.
Multiply the decimal by 100 to convert it to a percent. So, 0.55 × 100 gives you 55%.
Therefore, from 150 yards away, the marksman hit 55% of the targets last year.