The percent of fat calories that a person consumes each day is normally distributed with a mean of about 37 and a standard deviation of about ten. suppose that 16 individuals are randomly chosen. let x = average percent of fat calories.
find the first quartile for the average percent of fat calories.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab