exam
Maths Puzzle
Numerical Ability
One positive number is one-fifth of another number. The difference between the two numbers is 188, find the numbers.
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exam Other Question
I need help with three problems. The first one is X+2Y=1 and -2X+Y=-4. I have to solve the linear equation systems by graphing. The second problem is 3/4X+1/4Y=13/2 and X-3/4Y=13/2
compute
{{{(1-1^2/100)*(1-2^2/100)*(1-3^2/100)*....*(1-2005^2)*(1-2006^2)}}}