5. Which equation illustrates the associative property of addition? 1. 5+ (6 + 2) = 5 +(2+6) 2. 5+(6+2) =(5+6) + 2
3. 5+(6+2) = 5+(6+2)
4. 5+(6+2) = (6+ 2) +5

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?