Question
PSLE
Letters E, C and L formed a patten as shown below.

E C E L E E C E L E E C E L E . . .

If there are 143 'E', what is the greatest possible number of letters in the pattern?
2 m

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PSLE
Letters E, C and L formed a patten as shown below.

E C E L E E C E L E E C E L E . . .

If there are 143 'E', what is the greatest possible number of letters in the pattern?