Question

What approximate value will come in place of question mark (?) in the given equations?

[√ (121.23)÷ √ (12100.04)]× √ 80.95 = 3/10 + ?÷ 4

A 10 Correct Answer Incorrect Answer
B 11/3 Correct Answer Incorrect Answer
C 12/5 Correct Answer Incorrect Answer
D 17 Correct Answer Incorrect Answer
E 25/7 Correct Answer Incorrect Answer

Solution

[√ (121.23)÷ √ (12100.04)]× √ 80.95 = 3/10 + ?÷ 4 [√ (121)÷ √ (12100)]× √ 81 = 3/10 + ?÷ 4 =>(11/110)× 9 = 3/10 +?/4 =>(1/10)× 9 = 3/10 +?/4 => 9/10= 3/10 +?/4 => 6/10 = ?/4 => ? = 12/5

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