All three angles have the same measure. what is the mesure of each angle?

Will give a: 122 b: 90 c: 48 d: 180

$30 to spend on dinner tax and gratuity at mos restaurant rax is 6% and they give a 15% tip on the total bill after taxes thier dinner cost $21 which statement correctly explains wether andrew and kate have enough money to pay their bill

Me because i don't understand how to do it.: )