Help quickly A race official needs to know how long it takes an average contestant to run an obstacle course. There are a total of 200 contestants. How can he find a reasonable estimate for the amount of time it takes to run the obstacle course?

time any contestant on the course and use that time

time himself on the course and use that time

time 2 contestants and average their times

time 20 contestants and average their times

180

step-by-step explanation:

12-2=10

20-2=18

18x10=180

step-by-step explanation:

ok so im not 100% sure but you would start by adding 5.1t and 1.9t beacuse they have the same variable. that is 7t.   then add -3.6 + 1.2 which is -2.4

so then keep that as -2.4 + 7t. i apologize if this is incorrect. best luck on your test < 3

i need more info. are you looked to see there mph? how much they deliver? how far they go?

step-by-step explanation:

answer: yes i agree that you should not put it on/p>

step-by-step explanation: the reason for this is that it wastes other peoples time and also make them fail as well and that is never good.