" Lhas if "w" is cubs rout of linity then "

Route of reflex arc is

What could be entry route of the allergens ?

There are 4 routes from city A to city B, 5 routes from city B to city C and 3 routes from city C to city A. Convert the above information into matrix form.

Rock climbing routes are rated on a numbered scale with the highest number representing the most difficult route. Sally tried a range of shoe sizes on each of several routes of varying difficulty and found that when she wore smaller shoes, she could climb routes of greater difficultly. If D represents the difficultly rating of a route sally successfully climbed and s represents the size of the shoes she wore on such a route, then which of the following could expresses D as a function of s?