A Pilot Sets Out from an Airport and Heads in the Direction

question 48

Essay

A pilot sets out from an airport and heads in the direction N $30 ^ { \circ }$ W, flying at a constant speed of $305$ mi/h. Forty-five minutes later the pilot makes a course and speed correction and now heads in the direction N $50 ^ { \circ }$ W and reduces her speed to $175$ mi/h. Half an hour later, engine trouble forces her to make an emergency landing. Find the distance between the airport and the final landing point.

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Definitions:

Account Balance

The sum of money available in a financial account at a specific moment.

Trial Balance

A trial balance is a bookkeeping worksheet wherein the balances of all ledgers are compiled into debit and credit account columns to ensure total debits equal total credits.

Debits

Debits are accounting entries that increase asset or expense accounts, or decrease liability, equity, or revenue accounts.

Credits

Entries in accounting that increase liabilities or equity accounts, or that decrease asset or expense accounts, reflecting the sources of funds.