exam
Maths Puzzle
Numerical Ability
A plane and a line ________ intesect in a single point.
(a) always (b) sometimes (c) never (d) not enough information
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exam Other Question
find the GCF of 30 and 90
simplify:
-7p^8q^8+4p^8q-5pq^8-(7p^8q^8-5p^8q+8pq^8)