PLEASEE answer correctly Will mark Brianliest

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Find the least common denominator for thesetvo rational expressions. n^2/n^2+4n+4 -3/n^2+7n+10