Find the odd word/letters/numbers pair from the given alternatives.
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If x + y = 3, then what is the value of x3 + y3 + 9xy?
The sum of a non-zero number and twenty times its reciprocal is 9. What is the number?
If a young son works quickly for 2 hours and prepares 16 items in a day, and his old father works slowly for 8 hours and prepares 24 items in a day, which of the following is true?
What is the difference of the cube and square of the common root of (x2 – 8x + 15) = 0 and (y2 + 2y – 35) = 0?
If tan(A/2) = x, then the value of x is
In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE
If a triangle has its orthocenter and centroid of equal length, then which of the following is TRUE about the triangle?