only answers please!

4. In comparing the alternatives shown below on the basis of a future worth analysis, the value of the future worth for altemative X at an interest rate of 8%/yr would be: 5. Five mutually exclusive cost alternatives that have infinite lives are under consideration for decreasing the fruit-bruising rates of a thin skin-fruit grading and packing operation (peaches, pears, apricots, etc.). The initial costs and cash flows of each alternative are available. If the MARR is 15% per year, the incremental rate of return between alternatives P&R is closest to: (a) >21% (b) 20% (c) 17.5% (d) 15.4% (e) 12% (f) 10% 6. The City of El Paso has decided that it will begin to expand the bike lanes throughout the city to make them more accessible. To raise the money needed, the city will be selling bonds that have an interest rate of 5% per year payable quarterly. Bob has decided to purchase a bond for $10,000. The bond is expected to mature in thirty years. What will be the payments that Bob receives on the bond? (a) $125 every 6 months (d) $250 every 6 months (b) $500 one time per year (e) $250 every 3 months (c) \$125 every 3 months (f) $500 four times/year