1. Vocational Training Center

2. Group Assignment for semester 1 Class: P4A, Group: 4 Dead;ome: Februry 07,2011 Group Members: CChan Monyrina F HHem Thothida F LLeng Long M NNhik Panith M SSaut Chakriya F VVath Srey Oun F

3. cemøIy 1. KNna

4. 2. KNna

5. 3. KNna

6. 4. KNna

7. 5. KNna

8. 6. KNna 7. K NnaelakarItTsPaKéncMnYn a. 5.65 log5.65 = 0.7520 b. 48.2 = log48.2 = log4.82×10¹ = log4.82+log10¹ = 0.6830+1 = 1.6830

10. 8. KNnaelakarItTsPaKéncMnYn

11. 9. KNnakenSam edayeRbIiraLÚkarIt

13. 13. KNnaryHeBledIm,Ikat;esµAGs; a. Sid kat;Etmµak;Ég tambMrab; : épÞRkLaman Sid kat;)an kug1naTI Jack kat;)an kug1naTI 9600 ÷ 10 = 960 naT I eday1em:agesµInig60naTI 960 ÷ 60 = 16 h dUcenH Sid RtUvcMNayeBl !^ em:ag

14. b.Jack kat;Etmµak;Ég 9600m² ÷ 12 = 800 naT I 800 ÷ 60 = 13h 33 naTI dUcenH Jack kat;Etmµak;Ég 13 em:ag 33 naTI c. Jack and Sid kat;mñak;Bak;kNþal ( kñúgryHeBlEtmYy ) cMeBaH Sid kat;Etmñak;Ég 9600m² ÷ 2 = 4800m² 4800m² ÷ 10 = 480m² eday1em:agesµInig60naTI 480m² ÷ 60 = 8h cMeBaH Jack kat;Etmñak;Ég 4800 ÷ 12 = 400 400 ÷ 60 = 6.h66 naTIi

15. cMeBaH Sid kat;Etmñak;Ég ryHeBlBYkeKeFIVkarrYmKña 8 h-6.66=1.3h+6h=7.3 dUcenHeKRtUvcMNayeBl 7.3 h d. Sid and jack kat;mµak;Bak;kNþal ( mñak;kat;ehIymñak;kat;bnþ ) 9 600 ÷ 2 = 4800 4800 ÷ 10 = 480 eday1em:agesµInig60na TI 4 80 ÷ 60 = 8h cMeBaH J ack kat;Etmñak;Ég 4 800 ÷ 12 = 400 400 ÷ 60 = 6.66h ryHeBlEdlRtUveRbIed Im,Ikat; 8h+6.66h=14.66 ; dUcenHryHeBlEdlRtU veRbI 1 4.66h

16. e. sid kat;ryHeBl#em:ag ehIy jack kat;bnþ cMeBaH sid kat;eyHeBl#em:ag 16h=9600m² 9600m²÷16h=600 600m²×3=1800 m² dUcenH sid kat;)an 1800m² cMeBaH Jack eday Sid kat;)an 1800m² 9600m² -1800m²= 7800m² 7800÷12=650 650÷60 =10h 8minut dUcenH Jack cMNayeBl 10h 8 naTI

17. 14. Knna a. KNnaryHeBlsrub 8 - 6.66 =1.3h+6h= 7.3 h dUcenHeKRtUveRbIeBlsrubK w 7 h nig 3 naTI b. KNnaTwkR)ak;cMNaysrub eday s id 1 em:ag)anR)k ;; $ 14 7.34×$14= $102.78 eday Jack 1 em:ag)anR)ak; $ 15 7.34×15= $110.1 R)ak;EdlRtUvcMNayKW $110.1+$102.78=$212.88 dUcenHeKRtUvcMNayR)ak ; $ 212.88