The U. S. housing market estimates that 31% of all homes purchased in 2019 were considered investment properties. If a sample of 800 homes sold in 2019 is obtained what is the probability that at most 250 hor are going to be used as investment property? Round to four decimal places. OA. 0.5608
OB. 0.4392
O C. 0.0934
OD. 0.5935

Simplify 6sin θsec θ. choices a) 6 tan θ b) 6 cos θ c) 6 cot θ d) 6

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?