Problem Statement

Inviting At Least Three of Nine Friends This item is from the Quantitative group, Quant Math Ability section, of a HirePro online assessment (PwC SDE campus test). Question 24 of the section, 1 mark. Question 24 -- GROUP: Quantitative SECTION: Quant Math Ability Question 1 Aamir has nine friends. He wants to invite them to his birthday party. In how many ways can he invite at least three of them for his birthday party? A. 64 B. 512 C. 128 D. 466