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Q7: Write the decimal number in binary form.
Q14: Round the following number to the nearest
Q38: Solve the pair of linear equations
Q82: Solve the pair of linear equations
Q143: Change the following binary number to
Q162: Solve the equation and check.
Q228: Change the common fraction to a
Q235: Evaluate the expression. <span class="ql-formula"
Q282: Multiply. <span class="ql-formula" data-value="71,813 \times
Q442: Evaluate the expression. <span class="ql-formula"