What is the product of -2 1/2 and -3 1/2

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?