10. A sum amounts to Rs. 22,200 and Rs. 32,200 after 3 years and 7 years respectively, at simple in- terest. What is the principal? \( \begin{array}{lll}\text { 1) Rs. } 12,200 & \text { 2) Rs. } 12,340 & \text { 3) Rs. } 12,450 \\ \text { 4) Rs. } 14,700 & \text { 5) Rs. } 14,250 & \text { ( }\end{array} \)

3. จงบอกแหล่งข้อมูลของการลงทุนที่สามารถหาข้อมูลข่าวสารได้

5) \( \$ 16,000 \) is invested at \( 5 \% \) interest compounded monthly. How long will it take for the investment to triple (Round to the nearest whole number.)

Which one of the following statements is most correct? A Corporations are allowed to exclude \( 70 \% \) of their interest income from corporate taxes. B Corporations are allowed to exclude \( 70 \% \) of their dividend income from corporate taxes. C Individuals are allowed to exclude \( 70 \% \) of their interest income from their taxes.

จงสรุปสาระสำคัญของการลงทุนมาให้เข้าใจ

Which one of the following statements is CORRECT? Most rapidly growing companies have positive free cash flows because cash flows from existing operations generally exceed fixed asset purchases and changes to net working capital. Changes in working capital have no effect on free cash flow. Free cash flow (FCF) is defined as follows: FCF = earnings before interest and taxes( 1 - T) + Depreciation - Capital expenditures required to sustain operations - Required changes in net working capital.