Round off 3.974 to the nearest cent

If g(x) is an odd function, which function must be an even function?

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11