348 false alarms out of 400. what percent of the alarms received were false alarms?

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

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?