exam
Maths Puzzle
Numerical Ability
Solve the system by using the addition method. -0.1x+0.05y=5 and 0.05x+0.06y=2.7 What is x?
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exam Other Question
Factor: 125x3 + 27
A) (5x + 3)(25x2 + 15x – 9)
B) (5x – 3)(25x2 + 15x + 9)
C) (5x + 3)(25x2 – 15x + 9)
D) The expression is prime.
In the figure below, points C, D, and F are collinear, ACF and CDE are equilateral traingles, and b +d= 90 degrees. Use a two column proof to prove that ABC is a right triangle.