Answer:
A-140
Step-by-step explanation:
A starts at 0 and from the side you're measuring it would be 140 and not 40.
Answer:
20
Step-by-step explanation:
She only has 20 bags of flower petals, so she cannot create more than that. Because 40 is divisible by 20, she can make 20 bowls.
B. The sample is likely to represent one portion of the population.
This is impossible to say because it's random.

Divide both sides by
:

Substitute
, so that
.

Multiply both sides by
:

The left side can be condensed into the derivative of a product.

Integrate both sides to get

Solve for
:

Solve for
:

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