Which function has two x-intercepts, one at (0, 0) and one at (4, 0)?

f(x) = x(x − 4)
f(x) = x(x + 4)
f(x) = (x − 4)(x − 4)
f(x) = (x + 4)(x + 4)

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

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

Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample