exam
Maths Puzzle
Numerical Ability
An algebra class of 21 students must send 5 students to meet with the principal. How many different groups of 5 students could be formed?
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exam Other Question
A commercial artist plans to include an ellipse in a design and wants the length of the horizontal axis to equal 10 and the length of the vertical axis to equal 6. What is the equation that could represent the ellipse?
3x 6^2 - 6x +9
x=-2