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1). 272). 33). 0.114). 0.3 |
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Answer» 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, ⇒ (3.4 × 0.5) + (9 × 0.7) = (?)2 - 1 ⇒ (1.7) + (6.3) = (?)2 – 1 ⇒ 8 = (?)2 – 1 ⇒ (?)2 = 8 + 1 = 9 ⇒ (?)2 = (3)2 ⇒ ? = 3 |
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