book
Maths Puzzle
Numerical Ability
Arithmetic
I am wondering if you would know how to solve the problem 2 ln x = 1
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book Other Question
Solve by completing the square:
w^2 - 2w- 15 = 0
Solve
x^2 + 2x - 8 < or = to 0
I'm stumped by this.
A collection of Quarters, Nickels, dimes and pennies are on a acounter.
The avergae value of the coins on the counter is 20 cents. If a another Quarte