256 ANSWERS TO PROBLEMS 



627. 19,000 at 800 per square. 628. 9 feet; %. 630. 20. 631. 113. 

 632. 3.22. 633. 1.4. 634. lA. 635. 954. 636. 47. 637. 41. 638. 

 831. 639. 29.4. 640. VZYi. 641. 10>^. 



CHAPTER XII 



642. $30; $15. 643. $37.50. 644. $38; $121.60; $319.20. 645. 

 $324; $518; $4,147.20. 646. 5 cents; $2.50; $8; $1,152. 647. 

 83 1-3. 648. $364,963,185. 649. 8,726. 650. 69,808. 651. 7,300. 

 652. 7 tons. 653. 9.2. 654. 122i/4. 



CHAPTER XIII 



655. $299. 656. $465. 657. $12.77. 658. 14.3. 659. 53.8. 660. 

 150 bushels per acre. 661. $75. 662. 30,960 bushels; 11,040 

 bushels. 663. $5,520. 664. 15,480. 665. 180 per cent, more in 

 the tiled. 667. 49; 98. 668. 24; 12. 669. 33; 16.5. 670. 20.2; 

 10. 671. 24; 48. 672. 5.4; 10.8; 2.7. 673. 12-inch; 20-inch. 

 674. 4-inch ; 9-inch. 



CHAPTER XIV 



677. 113 square feet; 491 square feet; 804 square feet; 1,257 

 square feet; 37.7 feet; 78.5 feet; 3 00.5 feet; 125.7 feet. 679. 

 141.8 feet. 680. 160 feet. 681. 200 feet. 682. 29.1 feet. 683. 

 11.4, 684. 10,800. 685. 9,570. 686. $237.60; $210.54; $27.06. 

 687. 150. 689. 11.3 feet. 690. 13.8 feet. 691. 14.9 feet; 17.8 

 feet. 693. 108 tons in 180 days. 694. 307. 695. 208. 697. 

 337,920; 169. 698. 33.3 feet; 30 feet. 700. Use 4 square feet 

 per cow. Diameter 11.3 feet; height 28 feet. 701. Account 

 of 30-pound feeding use 4 square feet per cow. Diameter 11.3 

 feet; Height 37J-2 feet. Better build two, each 20 or more feet 

 high. 702. Diameter 16 feet; Height 32 feet. 703. Diameter 18 

 feet; Height 36 feet. Or two, diameter 16 feet; Height 25 feet. 

 705. 100. 706. 96. 707. 13 tons more in square. 708. 28.3 feet. 

 709. 34.6 feet. 711. 126. 712. 95. 713. 153. 



CHAPTER XV 



722. 1,136 pounds. 723. 13.1 cents. 724. $27.72. 725. $56.52. 

 730. 84.8. 731. 201 pounds. 732. 8 cents. 733. 8 1-7 cents. 



CHAPTER XVI 



751. $3.28. 752. 640. 753. 0.7 acre. 754. $160 or 38 per cent. 

 755. $22.40 and interest every 16 vears. 756. 9.9 per cent. 757. 

 2 2-15 acres. 758. 54,450. 759. '$1,875; $1,575. 760. $530.40. 

 761. $1,200. 762. $28.84. 763. $160. 764. $131.16. 765. $3.28. 



