Exact numbers are defined to be definite and usually expressed in whole numbers.
Identify the exact numbers in this list. Select all that apply.
(a) 56.00 s (a time measured by a stopwatch)
(b) 4 choices (the number of choices in this list)
(c) 2.54 cm (the number of centimeters in exactly 1 in)
(d) 3 lbs (the weight of an object measured on a scale)
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What scientific concept do you need to know in order to solve this problem?
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