if x and y are positive, is x<10<y?
1) x<y and xy =100
2) x^2 < 100 < y^2
I got A as the answer but OA is D. How can B give the correct ans. What if x= -11. This will not satisfy x^2 <100 but it will satisfy x < 10. Please help.
1) x<y and xy =100
2) x^2 < 100 < y^2
I got A as the answer but OA is D. How can B give the correct ans. What if x= -11. This will not satisfy x^2 <100 but it will satisfy x < 10. Please help.
Last edited by prat_agl on Tue Nov 06, 2012 9:19 am, edited 1 time in total.
