exam
Maths Puzzle
Numerical Ability
the bus headed north at noon at 50 mph. at 2pm, the train headed north from the same station at 70 mph. what time was it when the train got within 40 miles of the bus.
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exam Other Question
Please solve and graph the following solution sets of inequalities. Thank you! I have been sitting here for the longest trying to figure them out.
1.) 3x > 2x - 4
2.) 7(x - 3) > 5x - 14 Is this correct? 7.(x - 3) > 5x - 14
Solve each of the following systems by addition. If a unique solution does not exist, state
whether the system is inconsistent or dependent.
x+5y=10
-2x-10y=-20