Idid the work but i’m stuck when it say ( use 3.14 for pi and round your answer to the nearest hundredth) and when i work it out i got 25.12.

Alawn mower manufacturer incurs a total of 34,816 in overhead costs and 388 per lawn mower in production costs. how many lawn mowers were manufactured if the average cost of productions is 660

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

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?