Since the order matters, it's a permutation of 7 letters, but mind you in
MOROCCO. you have 3 O's and 2 C's, Hence the arrangements are:
⁷P₇ /(3!2!) = 7!/(3!2!) = 5040/(3!2!) = 420 arrangements
For every 7 votes for candidate a, there are 4 votes for candidate c
Step-by-step explanation:
- (a+2b+30)-(40+36-5a)
- a+2b+30-40-36+5a
- 6a+2b-46
hope it helps.
A is the answer ....................................
The first pipe pumps out
while the second pipe pumps out
So together, both pipes pump out
That is, with both pipes filling the tank, it should take 32 minutes total.
