The prices of two radios are in the ration x : y when the prices are both increased be £20, the ratio becomes 5 : 2 when the prices are both reduces by £5, the ratio becomes 5 : 1 express the ratio x : y in it’s lowest terms.

Using elimination, what is -4x+2y=-12 4x+8y=-24

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

Why does the shape of the distribution of the weights of russet potatoes tend to be symmetrical?