The Volume of Helium in a Spherical Balloon (In Cubic

question 186

Essay

The volume of helium in a spherical balloon (in cubic centimeters)as a function of the radius,r,in centimeters,is given by V(r)=
π
.Find
V(r).

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Definitions:

Reserve Ratio

The reserve ratio is the fraction of deposits that a bank is required to hold in reserve and not lend out, set by the central bank to control the money supply.

Money Multiplier

A concept that describes the amount of money that banks can generate with each dollar of reserves.

Percent

A mathematical term describing one hundredth of a particular quantity; a unit of proportion or rate expressed as a fraction of 100.

Reserves

Funds or assets that banks must hold either in their own vaults or on deposit with a central bank, to meet expected withdrawal demands or regulatory requirements.