problem 6. Compute each factorial expression manually. Then , venky ( 9 points) by calculator when possible : 9 ) a ) 23 ! 31 20 ! b ) 561 531 b ) ( ) 73 ! 3! TO ! c ) problem 7. suppose 2 of adults ride bicycles everyday for exercise. ( 10 points) a) state the complement of the following event: " At Least one of the Grandly-selected adults rides a bicycle everyday." a ) b) Find the probability that at least one of the Grandomly selected adults rides a bicycle everyday b ) ( page 6 )