If angle abc is congruent to angle cbd, find x.
a. 75
b. 225
c. 35
d. 25

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?

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Which graph represents the function g(x) = |x + 4| + 2?