XC bisects ∠AXB, XD−→− bisects ∠CXB, XE bisects ∠DXB and m∠EXB=20∘ . What is the measure of ∠AXB?

You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?