Tech Math TC Ch 5 Review Name Christajah Answers to odd-numbered problems are given in the Appendix Mullins esc A. State (a) the accuracy, (b) the precision, and (c) the greatest possible error of each of the following measurement numbers. 1. 8.3 1b 2. 960 f 3. 3.50 in. 4. 8775 gal 5. 0.04 kg 6. 17 psi 7. 4000 sq yd 8. 1.375 liters B. Perform the following calculations with measurement numbers. Round to the tab correct precision or accuracy 1. 5.75 sec - 2.3 sec 2. 3.1 ft x 2.2 ft caps lock 3. 4.56 sq in. + 6.1 in. 4. 3.2 cm X 1.26 cm 5. 71 in. + 6, in. + 3, in. 6. 9 1b 6 oz - 5 1b 8 oz 7. 765 mi + 36.2 gal 8. 1.5 cm + 2.38 em + 5.8 cm ift T C. Find the closest fractional equivalent to each of the following decimal measurements using the given denominator. Then calculate the error if the fraction is used in place of the decimal 1. 0.628 in. (16ths) 2. 3.902 in. (16ths) 3. 2.44 in. (32nds) D. Convert the following measurement numbers to new units as shown. Round all units marked with an asterisk (") to the nearest whole number. Otherwise, round to the nearest tenth if necessary 1. 6.25 in. = cm 2. 54.0 mph = fu/sec 3. 22"C = OF 4. 2.6 L = 5. 0.82 kg = 6. 1.62 cm = mm 7. 0.265 cu ft = _ cu in." 8. 41'F = 9. 14.3 kg = Ib 10. 65.2 cm = in. 11. 24.0 km/h = cm/sec" 12. 127,000 sq m = ha 13. 141 mi = km 14. 356.0 cu in. = cu cm" 15. 14; cu yd = cu ft 16. 165 sq fi = sq m 17. 1400 ml = 18. 5652 m/min = km/h E. Think metric. Choose the closest estimate. 1. Weight of a pencil (a) 4 kg (b) 4g (e) 40 g 2. Size of a house (a) 6 8q m (b) 200 sq m (c) 1200 sq m 3. Winter in New York (a) -8"c (b) -40'C (d) 20"C 4. Volume of a 30-gal trash can (a) 0.1 cum (b) 2.0 cum (c) 5.0 cum 5. Height of an oak tree (a) 500 mm (b) 500 cm (c) 50 km