WHAT IS 5/4+n=1 and how to solve for that?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

In the diagram, gef and hef are congruent. what is the value of x

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.