Answer :

38, 496 In this number in order to apply rounding off. We can analyse the morphology of the digit from the order of value and hierarchy each number has in its position. 30, 000 = Thirty thousands 8, 000= eight thousands 400 = four hundreds 90 = ninety 6 = six To round off to the nearest thousand, observe that 8, 000 is the value in the number which is in the position of the thousand. Hence 38, 496. Note 4 is still in the spectrum of 0-4 which is no change in number unlike 5-9. Therefore the number is …38, 000