What is 6 squared divided by 2(3)+4

The graph shown is the graph of which function?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?