CogAT Quantitative cheat sheet
CogAT Quantitative · Keep the key ideas within reach.
Numerical analogies, series, puzzles and justified comparisons
Quantitative battery = Number Analogies, Number Series, Number Puzzles
Check that an analogy rule holds for both pairs, not just one
Find the rule on the completed pair first, then apply the same rule to the new number.
Rules can be two steps, such as add 2 then multiply by 3.
Number Analogies use the same rule in both complete pairs; verify before applying it.
Number Series may use first differences, second-order differences, ratios, or alternating rules.
Judge sufficiency for the exact target question and stated domain.
Test statements independently before combining them.