A guy goes to the tool shop and buys 5 sets of drill bits. Each set cost 6 dollars. He then pays 10% tax on the order. What was the total amount he paid?
Stream of thoughts:
33
The drill bits cost 5 * 6 = $30.

The tax came out to 30 *.

1 = $3.

So the total cost was 30 + 3 = $33.

.

Final answer: 33