Pete bought 20 sets of crayons as a return gifts of his daughter’s birthday party. he spent a total of $60 on the purchase. find the cost of 9 crayons sets/

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?