exam
Maths Puzzle
Numerical Ability
i am a prime number between 40 and 50. if you add one to me, the sum of the prime factors of that composite number 11. what number am i ??
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exam Other Question
Why do the real numbers .36 and .363636 have different points as graphs on a number line?
wihtout graphing, decide whether the points would lie on the graph of the equation.
2x+4y=20
a. (6,2)
b. (2,4)
c. (10,4)