book Maths Puzzle Numerical Ability

An employee of the computer store is paid a base salary of $1,175 per month plus a 5% commission on all sales during the month. How much must this employee sell in one month to earn a total of 3,170 for the month

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book Other Question

In the real world, where might these so-called imaginary numbers be used? What geometric sequence can be represented by x, 3x+1, and 6x+2?