Tina bought two pairs of regular socks and one pair of long fleece socks. the fleece socks cost $12. if the final price, including 5% sales tax, was 30.45, what was the price of each pair of regular socks? .

Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample