GMAT Overall correctly answered 2023 verified

GMAT Overall correctly answered 2023 verified An argument is made up of premises (data) and a conclusion which was drawn on the basis of these premises. - correct answer An argument is comprised of: Premise(s) - factual data or a given; Conclusion - statement, opinion, or judgment based on the premise(s). The conclusion may be logical (Example 1) or flawed (Example 2): 1. All cars have wheels. Therefore, John's car has wheels. Ballparking π≅3+ will become extremely useful when solving geometry questions involving circles. - correct answer Replace π with ≅3+, or " a little more than 3" the only way to add or subtract powers is by extracting a common factor. - correct answer -- 2·3m·31 - 3m = 135 31 is essentially 3, so -- 2·3·3m - 3m = 135 -- 6·3m - 3m = 135 Now, extract 3m as a common factor. 3m needs to be multiplied by 6 to reach in 6∙3m, and by 1 to reach 3m: -- 3m·(6-1) = 135 -- 3m∙5 = 135 Divide by 5, and: -- 3m = 135/5 = 27 Yes/No Data Sufficiency - Issue - Plug In