The reciprocal of three times of x minus two and two fifths of the difference of y can be expressed as
1 / 3x-y = 5 / 12
The reciprocal of two fifths is five fifths. What is the difference between them?
5 / 2-2 / 5
5/2-2/5
=25/10-4/10
=21/10
What is the reciprocal of four ninths and three fifths?
One fifth of a bundle of wires is used for the first time, and 24 meters for the second time
90/319
Let the original length be X
1/2*x=24+1/5*x
3/10*x=24
x=80m