Answer: Check if numbers are prime. Composite numbers prime factorization (decomposing, breaking numbers down to prime factors). Inscribe them as a product of prime factors, in exponential notation.
90 because there are 5 time as many candies with nuts as candies without nuts and there is 18 so it will be 18×5=90
You need to provide an image so we can see the choices
X = 32 because 100 / 4 is 25, which would make the numerator for x 32