exam
Maths Puzzle
Numerical Ability
e^x+x=5
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exam Other Question
The Hudson River flows at a rate of 3 mile per hour. A patrol boat travels 60 miles upriver, and returns in a total time of 9 hours. What is the speed of the boat in still water?
Simplify the following index 3 of 9x^7y^5 . index 3 of 6x^6y^10z^5
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