Answer:
900 batteries
Step-by-step explanation:
First we must find how many batteries does 1 calculator need
we can do this by dividing 160 by 40
which will give us 4 batteries per calculator
then we multiply the amount of calculators we have with 4
225×4 = 900 so we need 900 batteries
Albert Einstein was born in Germany in 1879.He died by refusing surgery.
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Whats the question? we cant help you if you dont give us the question.
It is B 4.4
Because of 2.2 is the first one and the second one should be 4.4 so it B. 4.4