How many times better than all the magicians did the king find Daniel and his friends?

Answer: Ten times

In every matter of wisdom and understanding, the king found them ten times better than all the magicians and enchanters in his kingdom.

“In every matter of wisdom and understanding about which the king consulted them, he found them ten times better than all the magicians and enchanters in his entire kingdom.”— Daniel 1:20 (BSB)