Choose all the expressions that are equal to 27 000 divided by 30

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

What is the best reason for jacinta to have a savings account in addition to a checking account

Aline that intersects one of two parallel lines intersects the other also always sometimes never