exam
Maths Puzzle
Numerical Ability
two planes are 1350 miles apart flying toward each other at different altitudes. If one is flying 250mph and the other 290 mph, how long will it take to pass each other?
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exam Other Question
In 1992, the life expectancy of males in a certain country was 68.5 years. In 1999, it was 71.6 years. Let (E) represent life expectancy in years t and let (t) represent the number
Can you please explain this to me?
Divide:
2x^2 + 5x - 12
_______________ divided 2x^2 - 7x + 6
9x^2 - 16 _____________
3x^2 - x -4
thank you
Julie