NCCER Module 2 Review Questions with Certified Answers

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NCCER Module 2 Review Questions with Certified Answers 1. The number matching the words "two thousand, six hundred eighty-nine" is a. 2,286 b. 2,689 c. 6,289 d. 20,689 ✔Ans✔ b. 2,689 2. A bricklayer lays 649 bricks the first day, 632 the second day, and 478 the third day. During the three-day period, the bricklayer laid a total of a. 1,759 b. 1,760 c. 1,769 d. 1,770 ✔Ans✔ a. 1,759 3. A total of 1,478 feet of cable was supplied for a job. Only 489 feet were installed. How many feet of cable remain? a. 978 b. 980 c. 989 d. 1,099 ✔Ans✔ c. 989 4. A worker has been asked to deliver 15 scaffolds to each of 26 different sites. The worker will deliver a total of a. 120 b. 240 c. 375d. 390 ✔Ans✔ d. 390 5. Your company has 400 rolls of insulation that must be equally distributed to 5 different job sites. How many rolls of insulation will need to go to each site? a. 8 b. 20 c. 80 d. 208 ✔Ans✔ c. 80 6. Which of the following fractions is an equiv alent fraction for 3/8? a. 3/64 b. 6/64 c. 24/64 d. 36/64 ✔Ans✔ c. 24/64 7. The lowest common denominator for fractions 8/64 and 8/32 is a. 8 b. 16 c. 24 d. 32 ✔Ans✔ a. 8 8. ⅜ + 9/16 = a. 3/4 b. 12/16 c. 7/8 d. 15/16 ✔Ans✔ d. 15/169. 11/32 - 2/8 a. 3/32 b. ⅛ c. 9/32 d. 19/32 ✔Ans✔ a. 3/32 10. Put the following decimals in order from smallest to largest: 0.402, 0.420, 0.042, 0.442 a. 0.420, 0.042, 0.442, 0.402 b. 0.042, 0.402, 0.420, 0.442 c. 0.442, 0.420, 0.402, 0.042 d. 0.042, 0.402, 0.442, 0.420 ✔Ans✔ b. 0.042, 0.402, 0.420, 0.442 11. Two coatings have been applied to a pipe.The first coating is 51.5 nanometers thick the second coating is 89.7 nanometers thick. How thick is the combined coating? a. 141.2 nanometers b. 142.12 nanometers c. 144.2 nanometers d. 145.02 nanometers ✔Ans✔ a. 141.2 nanometers 12. 3.53 X 9.75 = a. 12.28 b. 34.42 c. 36.14 d. 48.13 ✔Ans✔ b. 34.42 13. It costs $2.37 to paint one square foot of wall. You need to paint a wall that measures 864.5 square feet. To paint that wall it will cost_. (Round your answer to the nearest hundredth.)a. $204.88 b. $2,048.87 c. $2,848.88 d. $2,888.86 ✔Ans✔ b. $2,048.87 14. 89.435 / 0.05 = a. 1788.7 b. 17.887 c. 4.47175 d. 447.175 ✔Ans✔ a. 1788.7 15. 13.9% = a. 0.009 b. 0.013 c. 0.139 d. 1.39 ✔Ans✔ c. 0.139

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