HELP ME ASAP
There are 12 students in a dorm who are taking the same statistics course. They want to form a study group of 4 students. How many different such study group can be formed among the 12 students?

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?