21. 49 min. past 3 o'clock. 33. 90 leaps.

2. 6 hr. 53 min. 35 sec. 6. 3 hr. 28 min. 47 sec.

8. 36 min. 12

sec. past 2 o'clock A.M.

Sunday.

Exercise XXVIII

1. 44 min. past 11 A.M. 3. 8 min. past 6 P.M. 4. 94°45′ W.

9. 166 ft.

15. 5.365 A.

24. 7238.2464 sq. in.; 35. 120 lb.

57905.9712 cu. in. 36. A, 214, B, 3¢.

1. 11%. 3. $4480. 5. $567; 13%. 7. 3739.20. 9. $7520. 2. $664.70. 4. $53.50. 6. $2475. 8. $25200. 10. $1600.

Exercise XXXVIII

4. $209.

1. 1%. 3. $116.34. 5. $579. 7.18%.

2. 11%.

6. $513.36. 8. $3400. Exercise XXXIX

9. 35%. 10. $7996.80.

6. $5797.50. 14. 438 shares. 20. $360, decrease.

Exercise XLI

4. $99.24 gain. 6. $592.53. 8. $645.24.

10. $4.

1. $1327.41. 2. $351.53. 3. $917.23. 4. $334.56. 5. $545.91.

Exercise XLV

I. $4321.50. 6. $1992.53. 10. $1953.33.

2. $8358. 7. $2005.01+. 11. $582.60.

14. $1002.50.

15. $360.

4. $598.50. 9. $1102.84. 12. 1% premium. 16. $7350.75.