Luke

1- __+ 53__
 * -20

|| -93 __÷ 70__

|| 45 __× 23__

|| -27 __÷ 19__

|| 42 __÷ 22__

|| __÷ -91__
 * 90
 * 90

|| 29 __× -54__

|| -38 __+ 56__

|| -60 __÷ -7__

|| 17 __× -83__

||  2- what is 12% of 230 ?

3- a card is drawn from a pack of 52 playing cards what is the probability of getting any red card ?, a picture card ?, and a black 4 ?

4- Find the mean, median, mode, and range for the following list of values: **13, 18, 13, 14, 13, 16, 14, 21, 13 ** 