jamiria38
04.11.2021 •
Mathematics
A tank can be filled by a pipe in 18 hours. Five hours after this pipe is opened, it is supplemented by asmaller pipe, which, by itself can fill the tank in 22 hours. Simultaneously, a drainpipe is opened, which, byitself, can completely empty the tank in 30 hours. Find the total time, measured from the opening of thelarger pipe, to completely fill the tank
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Ответ:
scientific notation is a way scientists simplify very large numbers so they can write them over and over with less hassle.
Step-by-step explanation:
give them an example like 2000. move the decimal place to the left 3 places. then multiply the new number --2-- by ten to the power of 3.