Duane and kick are saving their money to build a tree house. duane adds $5 to their piggy bank every other week. mick adds $2 every week. so far they have saved $45. how many weeks have they been saving their money?

How far could you drive on 50 gallons of gas

What is the ratio of the length of an object in yards to the length of the same object in miles?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.