At a book fair a tote bag costs $5 and books cost $3.50 each . you spend a total of $19 before taxes .how many books did you buy in addition to the tote bag

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

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.

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f