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Maths Puzzle
Numerical Ability
solve for b
y=mx+b
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book Other Question
A bus traveled for 2h @ r mi/h, then decreased the speed by 10 mi/h and traveled for 1 more hour. How far did the bus go?
If the two-digit integers M and N are positive and have the same digits, but in reverse order, which of the following CANNOT be the sum of M and N ?
(A) 181
(B) 163
(C) 121
(D) 99
(E) 44