You divide 10 by 5 is two so 19 decided by five is 3.8
30). 247000 x 10^0
31). 0.00065
Both expressions are related because 12 divided by 4 equals to 3, and 1/4 of 12 equals to 3 too.
30 x + 15 y
15 (2 x + y)
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