(I need this answer ASAP)

A leak in a water tank causes the water level to decrease by 3.6×10^−2 millimeters each second. About how many millimeters does the water level in the tank decrease in 5 hours, or 1.8×10^4 seconds?

Drag and drop the values to the boxes to express the answer in scientific notation.

Choices to drag and drop: 2, 5, 5.4, 6.5, 10^-8, 10^-2, 10^2, 10^6

___*___ mm

4 answers

IDK, I think it's 5*10^6mm. I could be wrong though.
OK, I'll finish and see if it is right.
Go ahead.
(1.8 * 3.6) x (10E-2 * 10E4)

multiply the number part ... sum the powers of 10