Do the following conditions make a unique triangle, more than one triangle or no triangle possible? 60°, 30°, 90°

a
unique triangle
b
more than one triangle
c
no triangle possible

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

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.