Numerical Ability - Simplification & Approximation
Simplify: √121
Simplify: √121
easy Q1 of 15
Step-by-Step Solution
Step 1: Identify the operation
Find the square root of 121.Step 2: Evaluate the root
√121 = 11.Final Answer:
11 → Option B.Quick Check:
11×11 = 121 ✅
Quick Trick: Memorize perfect squares up to at least 20².
Common Mistakes:
- Confusing with nearby squares (10²=100, 12²=144).
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