a commonly accepted angle of elevation for a safe, accessible wheelchair ramp is 4.4 degrees. The public library's main door is 0.9 m above street level. what will be the run of this ramp

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places