book Maths Puzzle Numerical Ability

the product of a numberand four increased by seven is three.what is the number?

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harriet ears $530.00 per month. 155 is deducted from her check for federal income tax, 4% for state tax, and 3% for health insurance. How much are her total deductions and what is her take-home pay? Hello,


I would appreciate it if a tutor could please verify my answer for the below problem.


Solve the rational inequality x+2 / x^2+2x+1 < 0 using the test point method.