exam Maths Puzzle Numerical Ability

The Knox Valley investment club invested $9000 at 7.8% annual simple interest. How much additional money should they invest at an annual simple interest rate of 5.1%, so that the t

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exam Other Question

Any fundamental operation (addition, subtraction, multiplication, division, exponentiation) on

Irrational number, which results in:

A rational number.
theres a picture of a trianle.
and the question is, find the coordinates of the point where the median from A intersects BC.

A(0,6)
B(-5,0)
C(8,0)