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GMAT Math
Math Formula
| Question | Answer |
|---|---|
| Average = | (Sum of values)/(Number of values) |
| Weighted average of n terms = | (Percent1)(Average1) + (Percent2)(Average2) + (Percent3)(Average3) + ..... |
| Rate A per B = | (Quantity of A)/(Quantity of B) |
| Speed = | Distance/ Time |
| Average A per B = | (Total A)/(Total B) |
| Average speed = | (Total distance)/(Total time) |
| Combined Work formula = | => (1/T) = (1/A)+(1/B) + .....+(1/N) => T = (AB/A+B) |
| Simple interest formula = | P*(1+rt) |
| Compound interest formula = | P*(1+r)^t |
| Formula for Overlapping Sets = | Group 1 + Group 2 - Both + Neither = Total |
| If the overlapping formula doesn't work, use ________ and ________. | Venn diagram; table |
Created by:
U0105006
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