Help?plz thank you so much, i have 2 but i’ve been begging for the past 20 minutes.

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

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.