Find the sum of the first 15 positive integers divisible by 4​

2 thoughts on “Find the sum of the first 15 positive integers divisible by 4​”

1. Answer:

   4( 1 + 2 + 3 + 4 _ _ _ _ _+ 15 ) ( first 15 integers divisible by 4 )

   = 4 [ 15 ( 15 + 1 ) /2 ]

   = 4 [ 15(8) ]

   = 4 * 120

   = 480 ( Ans.)

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2. Step-by-step explanation:

   480 is the sum of first 15 positive integers which are divisible by 4.

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