What is -5 + 3 as no one has put it up ​

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

What is the frequency of the sinusoidal graph?