Maths Olympiad Exam

Q. A palindrome is a positive integer that is the same when read forwards or backwards. Find the difference between the smallest three digit palindrome and the largest three digit palindrome

Read Solution (Total 2)

smallest palindrome 3 digit number = 101
largest palindrome 3 digit number = 999
Difference = 999-101= 898
12 years agoHelpfull: Yes(9) No(1)

SMALLEST THREE DIGIT PALINDROME IS 101 AND LARGEST THREE DIGIT PALINDROME IS 999. DIFFRERENCE BETWEEN THE LARGEST THREE DIGIT PALINDROME AND SMALLEST THREE DIGIT PALINDROME IS 999 - 101 = 898.
12 years agoHelpfull: Yes(1) No(1)

Maths Olympiad Other Question

Q. A swimmer is swimming up a river against the current. Next to bridge A he loses an empty water bottle. 20 minutes later he notices the loss and turns around. He finds the water bottle by Bridge B. Knowing that the distance between twp bridges is 2km how fast is the river flowing Q. A and B Start from two places X and Y respectively, that are 60km apart. If A and B travel at uniform speed of 80km and 20km per hour respectively, and return back immediately to their respective places after reaching Y and X respectively, then how often and what distance from X, shall they meet.