The ruler is marked at every 1/16 inch. do the labeled measurements convert to repeating or a terminating decimals?

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

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?

This is so hard and it’s for a test