Alex Shi
This page lists questions and answers that were posted by visitors named Alex Shi.
Questions
The following questions were asked by visitors named Alex Shi.
Victor left his house riding his bike at a speed of 18 km/hr. When Victor was 1/2 km from his house, his brother Alex left the house riding his bike towards Victor at a rate of 24 km/hr. How long will it take Alex to catch up with Victor?
5 years ago
Sam is 2 years old, and his mother is 28 years old. In how many years will Sam's mother be 3 times as old as he will be?
5 years ago
Ann replaces letters in the calculation KCB + RA - TOO with some of the numbers from 1 to 9 and then calculates the result. The same letters are replaced by the same numbers and different letters by different numbers. What is the largest possible result s...
5 years ago
Answers
The following answers were posted by visitors named Alex Shi.