Solve the Problem. -Michaelʹs Bank Contains Only Nickels, Dimes, and Quarters. There Are

question 279

Multiple Choice

Solve the problem.
-Michaelʹs bank contains only nickels, dimes, and quarters. There are 65 coins in all, valued at $5.30. The number of nickels is 3 short of being three times the sum of the number of dimes and quarters.
How many dimes are in the bank?

• A) 8 dimes
• B) 9 dimes
• C) 48 dimes
• D) 14 dimes

---

Definitions:

Air Flow

The movement of air, often relevant in contexts such as ventilation, aerodynamics, and HVAC systems, to ensure appropriate air quality and comfort.

Engine Idling

The operation of an engine running at low speed while the vehicle is stationary.

Catalytic Converter Operation

The process by which a catalytic converter reduces harmful emissions from an engine's exhaust, by catalyzing a redox reaction that transforms pollutants into less harmful substances.

Fuel Delivery Control

The system or method used in managing the flow of fuel to an engine, ensuring the correct air-fuel mixture for optimal performance and efficiency.