A High Octane Rating in Gasoline Causes Less Engine 'Knock

question 5

Multiple Choice

A high octane rating in gasoline causes less engine 'knock' because

• A) high octane gas is easier to distill than low octane.
• B) high octane is less complex hydrocarbons than low octane.
• C) high octane can withstand high compression in a cylinder without igniting.
• D) the isomer n-heptane is the primary component.
• E) high octane contains small amounts of isooctane.

---

Definitions:

Residual

The amount remaining after the greater part has been deduced; in finance, often refers to the residual value or remaining interest in an asset.

Stock Splits

occur when a company divides its existing stock into multiple shares to boost the liquidity of the shares, though the overall value of the company doesn't change.

Economic Benefit

The advantage or gain derived from an economic action or activity such as investments, consumption of goods, and services.

Trading Range

The range within which a security or a market index fluctuates over a specified period.