exam Maths Puzzle Numerical Ability

1.)a man invested part of P150,000 at 12 percent and the remainder at 8 percent. if his annual income from the two investments is P14,560,how much does he have invested at each rat

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exam Other Question

These word problems are killing me today. The value:v(in dollars per acre) of a wheat crop (d) days after planting is given by v=6d-.05d^2 for 20<d<80. Find the maximum value for Write an algebraic expression that proves the difference of the square of any two odd numbers must be divisible by 8.