Answer and working out attached. Hope this helps
The classes could each have proportions of 5 boys to 6 girls, but they don’t necessarily have to be exactly 5 to 6. The number could 5 to 6 for one class, but it could also be 10 to 12 for another class, since 10 to 12 is a scale factor of 5 to 6.
Answer:
A. t(x) = 450 - 0.06x
Step-by-step explanation:
The layer which is originally 450 m thick is decreasing by 0.06 m.
450 - 0.06
... per day. x represents days.
0.06x
So,
450 - 0.06x
Answer:
2/3 cup
Step-by-step explanation:
Well we see that they both have a common demonitator...6
Next we see the difference on the top of 5-1
After this we add 4 back mon top of the bottom(6)
It can be simplified from 4/6--> 2/3