What will come in place of question mark ‘?’ in the following question? 2520 ÷ 62 × 8.5 – √5776 + 312 = ?

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What will come in place of question mark ‘?’ in the following question? 2520 ÷ 62 × 8.5 – √5776 + 312 = ?

Asked on 2019-05-16 10:00:44 by Guest | Votes 0 | Views: 30 | Tags: simplification | mix | Add Bounty

What will come in place of question mark ‘?’ in the following question?

2520 ÷ 6² × 8.5 – √5776 + 31² = ?

1). 1450
2). 1480
3). 1490
4). 1470

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1 answers

3 vote

Answered by Guest on 2019-05-25 08:33:50 | Votes 3 | #

Follow BODMAS rule to solve this question, as per the order given below,

Step-1- Parts of an equation enclosed in 'Brackets' must be solved first, and in the bracket,

Step-2- Any mathematical 'Of' or 'Exponent' must be solved next,

Step-3- Next, the parts of the equation that contain 'Division' and 'Multiplication' are calculated,

Step-4- Last but not least, the parts of the equation that contain 'Addition' and 'Subtraction' should be calculated.

Given expression is,

2520 ÷ 6² × 8.5 – √5776 + 31² = ?

⇒ 2520 ÷ 36 × 8.5 – 76 + 961 = ?

Applying BODMAS Rule;

⇒ 70 × 8.5 – 76 + 961 = ?

⇒ 595 – 76 + 961 = ?

∴ ? = 1480

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