GMAT Focus Quant Practice Questions and Answers Perfect Squares 1 - 15 ✅1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225 Perfect Cubes 1 - 15 ✅1, 8, 27, 64, 125, 216, 343, 512, 729, 1000, 1331, 1728, 2197, 2744, 3375 2³ ✅8 2⁴ ✅16 2⁵ ✅32 2⁶ ✅64 2⁷ ✅128 2⁸ ✅256 2⁹ ✅512 2¹⁰ ✅1024 3³ ✅27 3⁴ ✅81 3⁵ ✅243 3⁶ ✅729 3⁷ ✅2187 4³ ✅64 4⁴ ✅256 4⁵ ✅1024 4⁶ ✅4096 5³ ✅125 5⁴ ✅625 5⁵ ✅3125 √2 ✅≈1.4 √3 ✅≈1.7 √5 ✅≈2.2 √7 ✅≈2.6 Prime Numbers 1 - 100 ✅2, 3 , 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97 odd + odd ✅= even even + even ✅= even odd + even ✅= odd odd - odd ✅= even odd - even ✅= odd even - even ✅= even even x even ✅= even odd x odd ✅= odd even x odd ✅= even even / odd ✅= even odd / odd ✅= odd even / even ✅= even or odd