Round each term to the nearest leading digit.
19 is rounded to 20 while 487 is rounded to 500. Multiply these values altogether to get 10,000, which is the closest value the product gets.
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19 x 487 = 9253, which is closer to 10000 than it is to 8000.
2922
It is: (328*51) -487 = 16,241
85% of 487 days= 85% * 487= 0.85 * 487= 413.95 days
1 and 487
487 Joules corresponds to 487 nm.
487 is a prime number. Its only positive integer factors are 1 and 487.
The answer to 487+308=795
487 is an integer, not a fraction.
0.0534
243.5
487
21.1739