Correct Answer - Option 2 : 255.5
Given:
15% of 570 + 25% of 680 = ?
Calculation:
Given expression is,
15% of 570 + 25% of 680
⇒ (15/100) × 570 + (25/100) × 680
⇒ (3/20) × 570 + (1/4) × 680
⇒ (3/2) × 57 + (680/4)
⇒ (171/2) + 170
⇒ 85.5 + 170
⇒ 255.5
∴ The question mark '?' will be replaced by 255.5.