book Maths Puzzle Numerical Ability

Write the function that has x intercepts
4, -2/5

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book Other Question

If A={x|x is an odd integer} and B={39, 41, 42, 44}, list the elements of A ⋂ B. Jim is able to sell a hand-carved statue for $670 which was a 35% profit over his cost. How much did the statue originally cost him?