Difficulty: Easy
Correct Answer: 450
Explanation:
Given data
Concept / Approach
Step-by-step calculation
800 ÷ 64 = 25/2 = 12.51296 ÷ 36 = 36Product = 12.5 × 36 = (25/2) × 36 = 25 × 18 = 450
Verification
Alternative: reduce crosswise \u2192 (800/64) = 12.5; (1296/36) = 36; 12.5 × 36 = 450.
Common pitfalls
Final Answer
450
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