Question
What will come in the place of question mark (?) in the given expression? (420 ÷ 12 × 35 + 452- 152) = ?2
The correct answer is
55
(420 ÷ 12 × 35 + 45² − 15²) = ?²
= (35 × 35 + 2025 − 225)
= (1225 + 1800)
= 3025
?² = 3025
? = √3025
= 55
Therefore, the value of ? is 55.
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Important Questions from Bodmas Rule
If 2945 ÷ 19 – 11 × 5 = 29 + a, find the value of a.
DIRECTIONS: What should come in place of the question mark (?) in the following question?
3800 - 22 × 1968 ÷ 48 = ? × 7
Solve: {7.88 × 2 + 2.4 × 5 - 242.4 ÷ 4 + [9.2 × 4 - 2.46 of 3 + (36.3 ÷ 3 - 1.42 × 2)]}
Evaluate: (13 × 8 - √81 × 6 + 1 ) ÷ (√49 + 72 - 18 × 2 + 19)
What will come in the place of the question mark ‘?’ in the following question?
4/5 ÷ 2/15 of (2/3 + 4/21) - (7/4 - 4/3) = ?
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