On a certain day 1 US dollar is equivalent in value to 90 Japanese yen. Lucy is going on a trip to Japan. She has $900 to spend.
2 answers:
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Answer:
There will be approx 283908 hits.
Step-by-step explanation:
A website had 342,000 hits in 2011.
This is a decline of 2.3% from the previous year.
Decline rate = 2.3% or 0.023
So, increase rate will be
Time =
We can calculate the answer as:
=
= 283907.88 rounding to 283908.
Therefore, there will be approx 283908 hits.
The approximate age of a woman whose normal systolic pressure measures 125 mm Hg is 31
The function is given as:
When the normal systolic pressure is 125, it means that:
So, we have:
Subtract 125 from both sides of the equation
Rewrite the equation as:
Using a graphing calculator, we have:
But age cannot be negative.
So, we have:
Approximate
Hence, the age of the woman is 31
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