Please help (dont steal or guess)(I will give brainiest if you have proof) means Alot thank you

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?

25 ! i need asap! ! ill mark brainliest!

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.