1959 AHSME Problems/Problem 20
Problem 20
It is given that varies directly as and inversely as the square of , and that when and . Then, when and , equals:
Solution
varies directly to (The inverse variation of y and the square of z)
We can write the expression
Now we plug in the values of when and .
This gives us
We can use this to find the value of when and
Simplifying this we get,
~lli, awanglnc
See also
1959 AHSC (Problems • Answer Key • Resources) | ||
Preceded by Problem 19 |
Followed by Problem 21 | |
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