Acircle is 7 cm. what is the diameter, circumference. need answer quick plzz

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition