Answer:
B. 252
Step-by-step explanation:
To find the answer, you have to use the formula to calculate the number of combinations as in this case, the order in which the objects are selected doesn't matter:
nCr=n!/r!(n-r)!
n= number of sample points: 10
r= number of sample points in each combination: 5
10C5= 10!/5!(10-5)!
10C5= 10!/5!*5!
10C5= 252
According to this, the answer is that you have 252 different ways to choose your school lunch.
Answer:
870,406
Step-by-step explanation:
Answer:
14
Step-by-step explanation:
When looking at a sequence, look at the difference between each number. If you look at the first 4 numbers, you will observe:
-6 + 5 = -1
-1 + 5 = 4
4 + 5 = 9
Therefore, the next number must be 9 + 5 = 14.
Y = 72.3x
72.3 - 39.1 = 33.2
Answer:
7.3≤x<7.4
Step-by-step explanation:
