exam Maths Puzzle Numerical Ability

Use the Substitution method to solve the system of equations.

y - 2x = -5
3y - x = 5

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exam Other Question

Hello,

could you show me how to write the series 1+(1/2)+(1/4)........(1/4096) in sigma notation.

I havent dont this in some time.

Regards.

Len. #24
Quality control
Over a period of time, the manufacturer of a Carmel-center candy bar found that 3.1% of the bars were rejected for imperfections
(a) If a candy bars are