exam Maths Puzzle Numerical Ability

write each expression in lowest terms:

2x^2-3x-5 / 2x^2-7x+5

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Javier invests money in two accounts.He invests twice as much in an account paying 10% simple interest as he does in an account paying 5%. If he earns $187.50 in one year f Please help me with the following question I have tried it and just don't understand this problem In an auditorium there are 4a rows, and each row can accommodate 5yz benches. If x