A25 foot cable is stretched from the top of an antenna to an anchor point on the ground. how tall is the antenna if the anchor point is 12 feet from the base of the antenna (rounded to the nearest foot)?
a) 20 ft
b) 21 ft
c) 22 ft
d) 23 ft

Add the fractions and simplify 1/2+ 1/3

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.