Learn with Anil · APPSC Group-I PYQsPractise online →

APPSC Group-I Prelims 2023 Paper II · Question 23

Question 23 of the APPSC Group-I Prelims 2023 Paper II (8 January 2023). Try it first, then open the answer and explanation.

  1. Prelims 2023 · P-II · Q23 · Mental Ability & Reasoning · Numbers & Series

    Let N be the greatest number that will divide 6360, 7420 and 9540, leaving the same remainder in each case. Then the sum of the digits of N is :

    6360, 7420 మరియు 9540ని భాగించే గొప్ప సంఖ్య N అయి ఉండనివ్వండి, ప్రతి సందర్భంలోనూ అదే మిగిలి ఉంది. అప్పుడు N లోని అంకెల మొత్తం :

    Show answer

    Answer: 7

    సమాధానం: 7

    N is the HCF of the differences 7420 − 6360 = 1060, 9540 − 7420 = 2120 and 9540 − 6360 = 3180, which is 1060. Sum of digits = 1 + 0 + 6 + 0 = 7.

Answer it in the practice appMake a topic-wise quiz