SNAP Number Systems Questions

X is a single digit number such that the LCM of the two digit number X6 and 54 is 108. What is the value of X?

a,b,c d are 4 distinct even natural numbers less than 10. The highest power of 2 that will definitely divide the product of these 4 numbers is

A two digit number increases by 75% when it’s digits get reversed. Find the original number when the difference between the digits of the two-digit number is 3?

The largest 4 digit number that leaves the same remainder when divided by 2, 3, 4 and 5 is