Which list contains exactly 2 prime number and 2 composite number

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points