exam Maths Puzzle Numerical Ability

Solve the system of equation. If the system is consistent, state the coordinates of the point of intersection. If not consistent, state whether it is inconsistent of dependent.

x-y=3
2x+3y=11

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exam Other Question

why a right triangle cannot exist? Suppose a chemist is mixing two acid solutions, one of 20% concentration and the other of 30% concentration.Which one of the following concentrations could not be obtaioned?

A. 22% B. 24% C. 28% D. 32%