Reciprocal o f n is 1/n so here we have:-
1 / 6/11
= 1 * 11/6
= 11/6 answer
First, the ratio is 3:5. which means 3 redfish for every 5 bluefish. Since there are 20 bluefish, that means that is 4x more than 3:5. The total number of redfish are 12.
19 out come
9 for the first 3 questions
10 for the last 5 questions
Hope this helps ;)