Number System Practice Test 1

Let the first five consecutive numbers be (x - 2), (x - 1), x, (x + 1) and (x + 2).
Sum ⇒ (x - 2) + (x - 1) + x + (x + 1) + (x + 2) = 30
5x = 30
x = 6
The last five numbers = 9, 10, 11, 12 and 13
Sum = 9 + 10 + 11 + 12 + 13 = 55.