Answer:
128 students in total
Step-by-step explanation:
25/100 = 1/4
1/4 = 32/ x
1 x 32
Answer:
4.5 cups of spinach
Step-by-step explanation:
we know that
The recipe serves 12 people and calls for 3 cups of spinach
so
using proportion
Find out how many cups of spinach should you use, to serve 18 people
The teacher has to take 10 questions at a time from 12 questions.
Total ways = 12C10 = 12!/(10!)(12-10)! = 12 x 11 / 2 = 66
The teacher can make 66 different exams