exam Maths Puzzle Numerical Ability

Desa invested a certain amount of money at 4% interest and $1500 more than that amount at 7%. Her total yearly interest was $435. How much did she invest at each rate?

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exam Other Question

ravish sold his motor cycle to vineet at a loss of 28% vineet spent rs. 1680/-on its repair and sold the motor cycle to rahul for rs. 35910, thereby making a profit of 12.5% find the cost price of the motor cycle for ravish. y=-x^2+3x-3