Which of the following events are called mutually exclusive? i. Cards: Ace and Spades ii. Sit down and stand up
iii. Two dice: Odd and Even iv. Sit down and scratch your nose

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase