Two similar cones have heights 5 and 20. what is the ratio of their volumes?

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?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.