Question

what are the highest values of k and y, where y=k/x, 1<=x<=10; lowest value of y is 5​

Answer 1

5=k/x

5x = k (x from 1 t0 10 ) for max we need to take 10

.. so ans should be 50

Answer 2

Ans-putting x=10 and y=5

K=50

and K=50 and x=1

y=50.