exam
Maths Puzzle
Numerical Ability
During a certain period of time, a speedometer of car reads a constant 75 km/hr. Does this indicate a constant speed? A constant velocity?
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exam Other Question
solve and graph the following equations.
A)x - y = 2
3x + y = -6
B) x + y = 0
x - 4y = 2
C) x + 2y = -1
x - 4y = 1
D) 2x - 3y = 1
3x + y = 1
the sum of 2 numbers is 17 and their product is 72