There are n number of oranges in a basket,if we arrange them in 2s - 1 is remaining,3s - 2 is remaining,4s - 3 is remaining,5s - 4 is remaining,6s - 5 is remaining,7s - 0 is remaining. What is the total number of oranges in the basket?
Uvan , 6 Years ago
Grade 11
1 Answers
Arun
Last Activity: 6 Years ago
Dear student
if divided by 2, 1 is left i.e. last digit of n = odd
fi divided by 5, 4 is left i.e. last digit of n = 4 or 9
hence last digit of n = 9
now
if divided by 3, 2 is left i.e. sum of other digits in single digit of n = 2