Asked by AMPOMAH CHRISTOPHER
1/4 of a number is added to 1/5 of the same number is less than or equal to 18 .find the range of values of the number
Answers
Answered by
oobleck
1/4 + 1/5 = 9/20
So,
9/20 x < 18
x < 18 * 20/9
So,
9/20 x < 18
x < 18 * 20/9
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