Find (12 in the sequence -1, -3, -9, -27, ...

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?