
Use the distributive property and combine like terms.
3,1,2 replay if i got it wong
she surveyed "x" amount, which is the 100%, but we also know that 180 is the 37.5%, so

Answer:
Correct option is
C
5/2
Total no. of numbers=15
No. of prime numbers between 1 to 15=6(2,3,5,7,11,13)
Probability = 15
6 = 52