NCCER Module 2 Review Questions with Certified Answers

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 ✔✔b. 2,689 2. A bricklayer lays 649 bricks th ...

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 ✔✔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 ✔✔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 ✔✔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. 375 d. 390 ✔✔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 ✔✔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 ✔✔c. 24/64 7. The lowest common denominator for fractions 8/64 and 8/32 is a. 8 b. 16 c. 24 d. 32 ✔✔a. 8 8. ⅜ + 9/16 = a. 3/4 b. 12/16 c. 7/8 d. 15/16 ✔✔d. 15/16 9. 11/32 - 2/8 a. 3/32 b. ⅛ c. 9/32 d. 19/32 ✔✔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 ✔✔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 ✔✔a. 141.2 nanometers 12. 3.53 X 9.75 = a. 12.28 b. 34.42 c. 36.14 d. 48.13 ✔✔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 ✔✔b. $2,048.87 14. 89.435 / 0.05 = a. 1788.7 b. 17.887 c. 4.47175 d. 447.175 ✔✔a. 1788.7 15. 13.9% = a. 0.009 b. 0.013 c. 0.139 d. 1.39 ✔✔c. 0.139 16. Convert 14.75 to its equivalent fraction expressed in lowest terms. a. 1475/100 b. 295/20 c. 59/4 d. 147/4 ✔✔a. 1475/100 17. The arrow in Review Question Figure 1 is pointing to a. 4 3/8 inches b. 4 1/4 inches c. 4 1/2 inches d. 4 5/8 inches ✔✔a. 4 3/8 inches 18. The arrow in Review Question Figure 2 is pointing to a. 5.2 cm b. 5.3 cm c. 5.4 cm d. 5.5 cm ✔✔d. 5.5 cm 19. The red background around the number 32 in Review Question Figure 3 indicates - a. that the tape measure is metric b. the Imperial measurement equivalent to one meter c. the marking for studs placed on 16-inch centers in a wall structure d. the marking for studs placed on 24-inch centers ✔✔b. the Imperial measurement equivalent to one meter 20. A centimeter is 1/100th of a meter, while a kilometer is equal to 1000 meters. a. True b. False ✔✔a. True 21. To convert a measurement in centimeters to meters, you simply move the decimal point a. two places to the left b. three places to the right c. three places to the left d. four places to the right ✔✔a. two places to the left (100 cm = 1 meter) 22. Convert 67 inches to centimeters. a. 17.01 cm b. 26.38 cm c. 170.18 cm d. 263.80 cm ✔✔c. 170.18 cm (1 inch = 2.54 cm) 23. A pound of water weighs more than a kilo gram of water. a. True b. False ✔✔a. True (1 lbs = 0.45 kilo) 24. Convert the weight of 49 ounces to grams. a. 1.73 grams b. 3.06 grams c. 747.42 grams d. 1389.15 grams ✔✔d. 1389.15 grams (1 ounce = 28.34 grams) 25. Convert 15°F to Celsius. a. -9.4°C b. 9.4°C c. -59°C d. 59°C ✔✔ 26. The two angles shown in Review Question Figure 4 are both a. obtuse and adjacent b. obtuse and opposite c. right and opposite d. acute and adjacent ✔✔ 27. The sum of the four angles in a rectangle is always 180 degrees. a. True b. False ✔✔ 28. The mathematical constant pi is needed when calculating the area of a _ a. circle b. Square c. rectangle d. cube ✔✔ 29. The volume of a cylindrical tank that is 23 feet high with a radius of 6.25 feet is (Round your answer to the nearest cubic foot) a. 144 cu ft b. 898 cu ft c. 903 cu ft d. 2,821 cu ft ✔✔ 30. The volume of a three-dimensional triangular prism that has a 7 cm base, a 4 cm height, and a 30 mm depth is (Remember to convert all measurements to the same unit before applying the formula.) a. 42 cm3 b. 42 mm3 c. 82 mm3 d. 82 cm3 ✔✔