An Ultramafic Igneous Rock Is One That Contains About How

question 16

Multiple Choice

An ultramafic igneous rock is one that contains about how much silica?

• A) Greater than 65%.
• B) 55% to 65%.
• C) Less than 40%.
• D) 45% to 55%.

---

Definitions:

Interest Rates

The percentage charged on borrowed money, reflecting the cost of borrowing or the rate earned on investments.

Market Price

The existing trade value of assets or services in the market.

Market Rate

The prevailing interest rate available in the marketplace for loans or the current price of a commodity, security, or currency.

Time to Maturity

The remaining period until a financial instrument, such as a bond, reaches its due date and the principal must be repaid.