As the sum of marks of others remain unchanged , let their sum be x . As the mean using 83 was 40 , we have ,
(x +83)/100 = 40
x + 83 = 4000
x = 3917
Now mean using 53 ,
(x +53)/100
(3917+53)/100
39.7.
Hope it helps , plz mark as brainiest :-)
<span>10!/(10-6)!
=
3628800/24
=
151200
</span> So the answer is 151200
Substitute 1 for d. d+18=1+18=19
Answer:
The answer is B.
Step-by-step explanation:
If this is wrong im very very sorry!
A brainlist would be appreciated! I'm almost an expert!
Answer:NO, NO, YES
Step-by-step explanation: