PROBLEM SOLVINg?

0 ⤊

How much must a carpenter cut off a 48-inch board if the length must be 40 +_ .25 inches?

2006-09-17 15:54:00 · 2 answers · asked by jason 1 in Science & Mathematics ➔ Mathematics

Write a Compound Inequality

2006-09-17 16:00:23 · update #1

2 answers

Upper limit: 48-39.75 = 8.25in
Lower limit: 48-40.25= 7.75in

The carpenter must cut off between 7.75 and 8.25 inches.

As an inequality: 7.75<=x<=8.25

If you have to write the whole problem as an inequality, this would work:

39.75<=48-x<=40.25

2006-09-17 16:00:56 · answer #1 · answered by jenh42002 7 · 0⤊ 0⤋

7.75
(the less than symbols should be less than or equal to)

2006-09-17 16:01:33 · answer #2 · answered by selsnick 2 · 0⤊ 0⤋