An engineer at a grain elevator is constructing a cone shaped storage unit that has a base radius of 10 m and is to hold 3800 cubic metres
of grain. The height of the storage unit, to the nearest whole number, is _ metres.

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?