1.A bat and ball cost $1.10 total.The bat costs $1 more than the ball.How much does the ball cost?
2.It takes five machines five minutes to make five widgets.How long would it take 100 machines to make 100 widgets?
3.There's a patch of lily pads in a lake.Every day, the patch doubles in size.If it takes 48 days for the patch to cover the entire lake, how long will it take to cover half of the lake?
Answers will available later in a separate post....