Answer:
c
Step-by-step explanation:
ive helped middle schoolers with this
200,000 You are very welcome.
Answer:
15 minutes i think
Step-by-step explanation:
45÷6=7.5
meaning 7.5 minutes per girl
so 4 girls would be 30 minutes of work
so 45-30=15
Use following log property:

Take log of both sides

Distribute left side, isolate 'x'