Atypical person has 100 000 strands of hair on their head. suppose each strand is 50 cm long. how many kilometres of scalpal hair would the typical person have?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

What is the slope of the line that contains the points (-5, 6) and (14. - 7)?

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?