exam
Maths Puzzle
Numerical Ability
0.3x-0.2y=4
0.2x+0.5y=-3
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exam Other Question
a light bulb consumes 2400 watt-hours per day,how long does it take to consume 11200 watt hours
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the equation for the area of a triangle is a=1/2bh. suppose the area of triangle DEF is 30 square inches.
1.)solve the equation for h
2.)state the independent and dependent varia