Goldman Sachs DeckHard

GS interviews are commonly reported to include rapid mental math. Compute 17 x 24 and 18% of 350 the way an interviewer wants to hear it.

Model answer

Decompose and narrate. 17 x 24: split into (17 x 20) + (17 x 4) = 340 + 68 = 408 — say the split out loud so the interviewer hears method, not silence. 18% of 350: 10% is 35 and 8% is 28, so 63; the…

The full, human-reviewed answer is in the bank.

Sign up free and Daily 10 serves you 10 questions a day from all 1,500+ — or go Pro for unlimited reps.

More from Goldman Sachs Deck

Browse all topics