1.

1). 30/72). 57/83). 34/94). 45/8

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,

$(\left[ {\left( {1\frac{2}{3} + 5\frac{6}{2}} \right) \div 29} \right] \times \frac{9}{8} = \left( {12 \times 5\frac{1}{6}} \right) \times \frac{3}{{31}} - ?)$

⇒ [(5/3 + 16/2) ÷ 29] × 9/8 = (12 × 31/6) × 3/31 - ?

⇒ [(58/6 × 1/29)] × 9/8 = (12 × 31/6) × 3/31 - ?

⇒ 1/3 × 9/8 = (31 × 2) × 3/31 - ?

⇒ 3/8 = 6 - ?

⇒ ? = 6 – 3/8

⇒ ? = 45/8


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