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Here is this week’s problem:

If

a,c,d,x, andyare positive integers such thatay<xand is the lowest-terms representation of the fraction , thencis how much greater thand? (If is an integer, letd= 1.)(1) is an odd integer.

(2)

a= 4

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if the question is what is k, for c=k+d or c=kd

Simplify it to, (X/Y + A) / (X/Y – A)

there seems to be so many solutions if you pick numbers for A. so many solutions for B. and if you combine both, there are so many solutions.