Answer:
D
Step-by-step explanation:
Its D because they Because they wouldnt just do one school they would do multipule school to see the amount and how much
Answer: 5040 7-digit numbers
Step-by-step explanation:
Permutations:
1: 1 ==> 1 permutation ==> 1 ==> 1!
12: 12, 21 ==> 2 permutations ==> 1*2 ==> 2!
123: 123, 132, 213, 231, 312, 321 ==> 6 permutations ==> 1*2*3 ==> 3!
7-digits: 7!=
1*2*3*4*5*6*7=5040 7-digit numbers
Answer: 7 cookies
Step-by-step explanation:
232 - 57 = 175
175 / 25 = 7
Answer:
x=2
Step-by-step explanation:
11x+2=24
11x=22
22/11=2
x=2
Answer:
Step-by-step explanation:
Remember that 
.
When you multiply powers with the same base, add the exponents. Do this in the denominator.
When you divide powers with the same base, subtract the exponents.
