15. The spool of the upper thread is called spool pin. The spool of the a. Bobbin b. Bobbin case c. Bobbin case latch d. Bobbin winder 16. Arlene's body measurement is in centimeters and the dressmaker will change it to inches. What will the dressmaker use for speed computation? a. Calculator b. Camera c. Cellphone d. Computer 17. The process that the dressmaker did changing one unit to another unit is called a. Calculate b. Computation c. Connection d. Conversion 18. If the measurements sent by Arlene were in centimeters, what is the value of one inch to centimeter? a. 1.905cm 6. 2.54cm c. 3.81cm d. 5.08cm 19. Cloths commonly bought by dressmakers were measured in yards. If the seller sold 4.572 meters of Lacoste cloth, what is its value to yard? a. 2 yards b. 3 yards c. 4 yards d. 5yards 20. A yard of cotton cloth can be used for two aprons. How many aprons can be created out of 10 yards? a 10 b. 20 c. 30 d. 40 21. Convert 500centimeter = inches a. 195.85 b. 196.85 C. 197.85 d. 198.85 22. Convert 120 meter centimeter a. 10,000 b. 11,000 c. 12,000 d. 13,000 23. Convert 5 feet centimeter