Convert 0390 Ng to Milligrams and Express the Answer in Scientific

question 9

Multiple Choice

Convert 0.390 ng to milligrams and express the answer in scientific notation using the correct number of significant figures.

• A) 3.90 × 10^-5 mg
• B) 3.90 × 10^-7 mg
• C) 3.9 × 10^-7 mg
• D) 0.390 × 10^-8 mg
• E) 0.390 × 10^-7 mg

---

Definitions:

Flexible Budget Data

Financial information that adjusts based on changes in activity levels, often used for performance evaluation.

Profit Center

A branch or division of a company that is treated as a separate unit for the purpose of assessing its profitability.

Responsibility Report

Financial reports that track the performance of segments, departments, or managers within an organization against their budgeted or forecasted figures.

Controllable Fixed Costs

Expenses that remain constant for a given period but can be influenced or managed by decisions of a company's management.