Name a unit of measurement that is about the same size as each object. The distance of a doorknob from the floor is about 1 .

The thickness of a fingernail is about 1 .

The volume of a drop of honey is about 1 .

The weight or mass of a pineapple is about 1 .

The thickness of a picture book is about 1 .

The weight or mass of a buffalo is about 1 .

The volume of a flower vase is about 1 .

The weight or mass of 20 staples is about 1 .

The volume of a melon is about 1 .

The length of a piece of printer paper is about 1 .

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?

It says factor each expression 49x-28?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?