All of the following expressions have the same result, except -7/8 ÷ (-1/4) (-7/8) (-4) (-7/8) (1/4) 7/8/1/4

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

What is the value of the digit 1 in the number 13?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?