Question

The answer is B. But why though?

tan 3) Report the following arithmetic result with the correct number of sig figs. Select one. jan 14 22 = 2258.40 rian Leigh orian Le 149.3 X 44.23] Brian Leifo 75.3 ] + 2240 Lee C 28.404769 CSD 2019 77.3 X 44.23 = 3418.979000 19 COD Copyright Brian Leigh UCSD 2019 SD 2019 Copyright Brian Le 27.3 X 44.23 Brian Leigh UCSD 2019 C 75.3 h = 45.4047676 SD 2019 Copyright Brian Leigh CCSD 2019 77.3 X 44.23 = 45.4047676 SD 2019 Brian Leigh UCSD 2019 Copyright Brian Leigh UCSD 2019 Copyright Brian Leigh UCSD 2019 Copyright Brian Leigh UCSD 2019 Brian Leigh UCSD 2019 SD 2019 Copyright Brian Leigh UCSD 2019 Brian A) Answer = 2300 Brian B) Answer = 2260 at Brian C) Answer = 2258 ht Brian D) Answer = 2258.4 ht Brian E) Answer = 2258.40 Copyright Bn Copyright Brian Leigh UCSD 2015 Copyright Brian Leigh UCSD 2014 Copyright Brian Leigh UCSD 2011 Copyright Brian Leigh UCSD 207 vinni eigh UCSD 20 Copyright Brian Leigh UCSD 2019 Copyright Brian Leigh UCSD 2019 opyright Brian Leigh UCSD 2019 inh UCSD 2019 2019

Answer 1

77.3 X 44.23)+2240-24 = 2258.40 75.3 is first do the multiplication and then division. [ 77.3 X 44.231 - Answer have 3 sign. fig. 77.3 is the least number of significant fig. in the pooblem. It is therefore, the least precise measurement. [77.3 X 44.23 ] = 342 x102 ] 342x102 4.54 x103 = 45.4: 75.3 : 45.447.29 45.4 +2240-27 ie. 2240 Fő places past decimal + 45.4 + 'l' places past decimal - _ 27_E 'ó places. past decimal 2.258.4 Round off to least accurate , 'zero' places past decimal. .: 2240 of 27 has the least number of digits (Zero) to the sight of the decimal point. 27. nos tienen en the decima Thus the answer must be sounded to thoee significant figure ( 2240) 2258.4 = 2260