Posted by Anonymous on Monday, January 23, 2012 at 12:52am.
1.5E-4*61.3 = 0.00920 (which has too many s.f. That rounds to 0.0092 to two s.f.
2.01
+0.0092
----------
2.0192
which rounds to 2.02 since we can't count anything past the 0.01 place.
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