Multiple choice

Find the approximate value of the question mark (?) in given below questions. 73 2 − 16 3 =?%of399

  1. 250

  2. 270

  3. 290

  4. 310

  5. 330
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The expression is: 73² - 16³ = ?% of 399. Calculate 73² = 5329. Calculate 16³ = 4096. Difference: 5329 - 4096 = 1233. Now: 1233 = (x/100) × 399, so x = 1233 × 100 / 399 ≈ 309.02. Closest to 310, which is Option D.

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