X would equal 57 if 52 replaces x then 3+52 is 55 and 55+2 equals 57.
Answer:
D
Step-by-step explanation:
There are 9 letters, which contains 2Qs, 3Ls and 4Bs.
If the 9 letters are distinct, the number of permutations they have will be 9!.
! is the factorial sign.
9! = 9*8*7*6*5*4*3*2*1
HOWEVER, we have some identical elements, so we need to get rid of the permutations of the same letters.
Thus we have:

The answer is D
Answer:
7.3%
Step-by-step explanation:
2,328.70 / 31,900
(You might want a calculator)
0.073
turn this into a percentage
7.3%
Doesnt need to be rounded.