The answer is c because when you have 1 number and a variable(s) you just add the number to the variable(s)
89 is prime 16 is composite 17 is prime 25 is composite
17.45 = 17 <u>45</u>
100 and you can divide the numerator and denominator by 5
so the final answer is 17 <u> 9
</u> 20<u>
</u>
Answer is A because it’s just is