Even / odd numbers

a / Using variable n, write two consecutive odd numbers.
b / the sum of three consecutive odd numbers is 333. What are these numbers?

Correct answer:

a =  109
b =  111
c =  113

Step-by-step explanation:

a) 2n, 2(n+1)  2n+1+2n+3+2n+5 = 333 6n = 324 n=324/6=54 a=2 n+1=2 54+1=109

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