Maria got a 77 on her Spanish quiz. Quizzes are 20% of Maria's grade. Maria got a 100 on all her other assignments. What is Maria's average for Spanish class going to be?

Which rational number could be graphed between -4 and -5

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=