When an adult is randomly selected, there is an 85% chance that this person knows what twitter is. find the probability that exactly three out of any five randomly selected adults know of twitter.

What is not true about kl and mn? what is mn? (show )

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total