exam
Maths Puzzle
Numerical Ability
What is the sum of the first 500 counting numbers.
Read Solution (Total 0)
exam Other Question
A ship enters the Red Sea from the Suez Canal, moving south at 28.0 km/h. Two hours later, a second ship enters the Red Sea at the southern end, moving north at 35.0 km/h. If the Red Sea is 2230 km long, when will the ships pass ???
solve having problems with this one
x^2-9 over 4x-12 show work
this is what I came up with
(x-3)(x+3) over 4(x+3)
answer: x-3 over 4