The illustration models a shadow cast by a palm tree and the shadow of an individual at 5 o'clock each day. To the nearest tenth, how tall is the palm tree? A) 6.3 ft
B) 7.5 ft
C) 8.2 ft
D) 10.5 ft

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Find the quotient. 50a2 – 98b2 -5a +7b

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?