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Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.