1.

1). 302). 73). 424). 3

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,

⇒ (1012 ÷ 23) + (1128 ÷ 3) = 210 + 7 × ?

⇒ (44) + (376) = 210 + 7 × ?

⇒ 420 = 210 + 7 × ?

⇒ 420 – 210 = 7 × ?

⇒ 210 = 7 × ?

⇒ ? = 30



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