A sixth grader weighs 90 pounds, which is 120% of what he weighed in fourth grade. How much did he weigh in fourth grade?
1 answer:
90=1.2f
(f stands for how much he weighed in fourth grade)
(1.2 is 120%, because % stands for divided by 100)
So, divide by 1.2 on both sides.
75 pounds.
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