Ted is asked to multiply 10^2 times 18.72.how many places and in which direction should he move the decimal point to get the correct product?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Agroup of randomly selected members of the foodies food club were asked to pick their favorite type of food. the bar graph below shows the results of the survey. there are 244 members in the foodies.

Which expression is the factorization of x^2+10+21