exam
Maths Puzzle
Numerical Ability
2/5m=3
4/5=m=6
what was done to the first equation to get the second one?
2x=10
2x+4=14
what was done to the first equation to get the second one?
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exam Other Question
please answer these problems i need help. thank you. working with fractions
1. 1/4=3-2x-1/x+2
2.x^3/2=125
3.3square root x-4=2
show all your work thank you
Pipe A can fill a tank in 4 hr, Pipe B in 10 hrs and pipe C in 12 hrs. The pipes are connected to the same tank. How long does it take to fill the tank if all 3 are running together?