Every sixth visitor to an animal shelter gets a free animal calendar every 20th visitor gets a free animal toy which visitor each day will be the first want to get both the calendar and the animal toy

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

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

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents