it is given that the mean of 5 numbers is 27 if one of the numbers is excluded the mean gets reduced by 2 find the excluded number
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Answered by
1
i don,t know bro ....
plz mark it brainliest
rahulverma12005:
no. = 27 x 5
=35
135
135/5=27 after excluding the no. mean reduced 2 no. reduced =2 x 5 = 10
135/5 -x= 25 135-x =25 * 5 -x=125-135 x=10
Answered by
0
let the excluded number be x...
now given that a+b+c+d+x=135.....(1)
also, a+b+c+d = 100...(2)
now, subtracting (2) from (1) we get,
a+b+c+d+x-a-b-c-d=35
or,. x = 35....
now given that a+b+c+d+x=135.....(1)
also, a+b+c+d = 100...(2)
now, subtracting (2) from (1) we get,
a+b+c+d+x-a-b-c-d=35
or,. x = 35....
check in internet and than ask to me
ok checking
friend the answer in nrxtgurukul is also 35
u cab check too...
sorry can
for what
arre i wrot cab instead of can
oh answer sahi h ke nhi mera
no...its not....u can verify ypurself in internet
Ok....Bye...gn....
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