exam Maths Puzzle Numerical Ability

Geomatry. The area of a rectangle of length is x is given by 3x^2 + 5x. Find teh width of the rectangle.

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You have 15 cupcakes and 4 bags. Only odd number cupcakes in each bag. How many cupcakes in each bag - Thank you! The Free Indeed Company manufactures ladies shoes that are sold through discount houses. The shoes are sold for $20 each pair; the fixed costs are $110,000 for up to 30,000 pairs