NS Questions
Posted: Fri Feb 22, 2013 6:45 pmI am starting to practice NS for district but I struggle a lot, which hopefully will be canceled out with lots of practice. I need help on the tricks for some questions and any help would be appreciated. Thanks in advance.
Are rods still used on the test?
Up to what Fibonacci number would be advised to memorize?
What's the trick for the sum of positive integral divisors?
(1+2/3)*(2+3/4)=_________
If x+y=-1 and xy=2 then x^3+y^3=_____
The product of the roots of x^4+2x^3-9x^2-2x+8=0 is _____
7/20 - 22/59 = _______
The legs of a right Δ are 8 and 15. The length of the altitude to the hypotenuse is ______
A convex octagon has _______ distinct diagonals.
8 intersecting lines create at most _____ regions.
7^2-6^2+5^2-4^2+...+1=________.
(66base9)(77base9)/8 has a remainder of______.
2^2+1^1+3^2+4^2+7^2=______________.
233*112=_________.
Are rods still used on the test?
Up to what Fibonacci number would be advised to memorize?
What's the trick for the sum of positive integral divisors?
(1+2/3)*(2+3/4)=_________
If x+y=-1 and xy=2 then x^3+y^3=_____
The product of the roots of x^4+2x^3-9x^2-2x+8=0 is _____
7/20 - 22/59 = _______
The legs of a right Δ are 8 and 15. The length of the altitude to the hypotenuse is ______
A convex octagon has _______ distinct diagonals.
8 intersecting lines create at most _____ regions.
7^2-6^2+5^2-4^2+...+1=________.
(66base9)(77base9)/8 has a remainder of______.
2^2+1^1+3^2+4^2+7^2=______________.
233*112=_________.