Me asap. will name brainliest.

ellie invested £900 in the bank for 4 years.
she earned £162 simple interest.

what was the simple interest rate per annum?

Zahra was given two data sets, one without an outlier and one with an outlier. data without an outlier: 15, 19, 22, 26, 29 data with an outlier: 15, 19, 22, 26, 29, 81

Which of the following is equal to the rational expression when x is not equal to -2 or -6?

Emmanuel added 888 links per minute to his chain mail. allesia started 202020 minutes after emmanuel and added 131313 links per minute to her chain mail. how long had emmanuel worked when allesia caught up to him, and how many links had he added?