Joey went to the toy store to buy toys, he bought:

a toy bear ($9.89)

5 toy cars ($5.39)

a baby doll ($10.69)

stuffy dog($12.99)

a lollipop (¢25)

pokemon cards ($12.99)

altogether what is the total? round to the nearest ten.

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet