an organization will give a prize to a local artist. the artist will be randomly chosen from among 7…

an organization will give a prize to a local artist. the artist will be randomly chosen from among 7 painters, 4 sculptors, and 5 photographers. what is the probability that the artist chosen will be a painter or a photographer? write your answer as a fraction in simplest form.
Answer
Answer:
$\frac{3}{4}$
Explanation:
Step1: Calculate total number of artists
$7 + 4+5=16$
Step2: Calculate number of painters and photographers
$7 + 5 = 12$
Step3: Calculate the probability
$P=\frac{12}{16}=\frac{3}{4}$