Figure J, the small quadrilateral, was dilated with the origin as the center of dilation to create Figure K, the large quadrilateral.
Figure K
Which rule best represents the dilation that was applied to Figure J to create Figure
K?

(2, y)-(0.25, 0.25y)
(so, y)+(103, 10y)
(x, y)-(2.5x, 2.5y)
(x, y)--(5c, 5y)

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?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244