**Option A:** 63

**Option B:** 511

**Option C:** 1023

**Option D:** 15

**Correct Answer: **1023 ✔

Click for More Details

**Option A:** ⁹C₂

**Option B:** ³C₂

**Option C:** ¹⁶C₂

**Option D:** ¹²C₂

**Correct Answer: **¹⁶C₂ ✔

Click for More Details

**Option A:** (6!)2

**Option B:** 6! * ⁷P₆

**Option C:** 2(6!)

**Option D:** 6! * 7

**Correct Answer: ** ✔

Click for More Details

**Option A:** 216

**Option B:** 243

**Option C:** 215

**Option D:** 729

**Correct Answer: **215 ✔

Click for More Details

**Option A:** 165

**Option B:** 185

**Option C:** 205

**Option D:** 225

**Correct Answer: **165 ✔

Click for More Details

**Option A:** 150

**Option B:** 200

**Option C:** 250

**Option D:** 300

**Correct Answer: **200 ✔

Click for More Details

**Option A:** 9!/(2!)2 3!

**Option B:** 9!/(2!)3 3!

**Option C:** 9!/(2!)2 (3!)2

**Option D:** 5!/(2!)2 3!

**Correct Answer: **A. 9!/(2!)^{2} 3! ✔

Click for More Details

**Option A:** 870

**Option B:** 435

**Option C:** 30!

**Option D:** 29! + 1

**Correct Answer: **435 ✔

Click for More Details

**Option A:** 120

**Option B:** 720

**Option C:** 4320

**Option D:** 2160

**Correct Answer: **720 ✔

Click for More Details

**Option A:** 10080

**Option B:** 4989600

**Option C:** 120960

**Option D:** None of these

**Correct Answer: **120960 ✔

Click for More Details

**Option A:** 40

**Option B:** 400

**Option C:** 5040

**Option D:** 2520

**Correct Answer: **40 ✔

Click for More Details

**Option A:** One

**Option B:** Zero

**Option C:** Three

**Option D:** Cannot be determined

**Correct Answer: **Cannot be determined ✔

Click for More Details

**Option A:** 4

**Option B:** 12

**Option C:** 18

**Option D:** None of these

**Correct Answer: **None of these ✔

Click for More Details

**Option A:** 19

**Option B:** 120

**Option C:** 624

**Option D:** 1024

**Correct Answer: **624 ✔

Click for More Details

**Option A:** 120

**Option B:** 240

**Option C:** 360

**Option D:** 480

**Correct Answer: **480 ✔

Click for More Details

**Option A:** 20

**Option B:** 40

**Option C:** 512

**Option D:** 1024

**Correct Answer: **1024 ✔

Click for More Details

**Option A:** ²²C₁₀

**Option B:** ²²C₁₀ + 1

**Option C:** ²²C₉ + ¹⁰C₁

**Option D:** ²²C₁₀ – 1

**Correct Answer: **²²C₁₀ ✔

Click for More Details

**Option A:** ¹²C₅ * 10

**Option B:** ¹²C₇ * 10

**Option C:** ¹²C₇ * ¹⁰C₅

**Option D:** 12 * ¹⁰C₅

**Correct Answer: **¹²C₇ * ¹⁰C₅ ✔

Click for More Details

**Option A:** 300

**Option B:** 450

**Option C:** 600

**Option D:** 750

**Correct Answer: **600 ✔

Click for More Details

**Option A:** 300

**Option B:** 600

**Option C:** 750

**Option D:** 900

**Correct Answer: **600 ✔

Click for More Details

**Option A:** 720

**Option B:** 1440

**Option C:** 1860

**Option D:** 2160

**Correct Answer: **1440 ✔

Click for More Details

**Option A:** 4000

**Option B:** 2160

**Option C:** 4320

**Option D:** 5300

**Correct Answer: **4320 ✔

Click for More Details

**Option A:** 4800

**Option B:** 5760

**Option C:** 2880

**Option D:** 15000

**Correct Answer: **2880 ✔

Click for More Details