Question

an expression os given2(root k-1) + root8. if on adding -8 root 2 to the expression result is a rational number what is the value of k​

Answer 1

Let. the CP of the article be Rs.100.

Then, SP = Rs.105

If CP = Rs.95

New SP = Rs.104.5

If he sells it for Rs.0.5 less than CP = Rs.100

If he sells it for Rs.1 less than CP

= 1000.5×1 = Rs.200