Number 2 is 84.13
number 4 is 56
G = gallons d = days
10g = 3d
?g = 1d
1g = ?d
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for gallons in a day, divide 10g = 3d by 3
d = 10/3 gallons
3 and 1/3 gallons in a day
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for days per gallon, divide 10g = 3d by 10
g = 3/10 days
1 gallon lasts 3/10 of a day
<span>In the question "Which inverse operation would be used to verify the following equation 54 divide 9 = 6" the correct answer is 9 multiplied by 6 = 54. The inverse operation of division is multiplication. So to verify a division problem, we multiply the result of the division problem with the divisor to obtain the dividend.</span>
The third one, for every 6 french fries, there is 1 packet of ketchup.