The average weight of 47 balls is 4 g if the...

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Examveda

The average weight of 47 balls is 4 g. if the weight of the bag (in which the balls are kept) be included; the calculated average weight per ball increases by 0.3 g. What is the weight of the bag?

A. 14.8 g

B. 14.4 g

C. 15 g

D. 18.6 g

E. None of these

Answer: Option E

Total increased weight
= 0.3 × 47
= 14.1 g

This Question Belongs to Arithmetic Ability >> Average

Rakesh Raki :

2 years ago

18.4 ans
Vishal Verma :

2 years ago

Rajesh sarkar :Don't add bag as 48th item
Rajesh Sarkar :

2 years ago

4+(47+1)*0.3=18.4
Rajesh Sarkar :

2 years ago

Ans should be 18.4
Avg weight= total weight/Total no
4=Tw/47
Tw=188
Now including avg weight 0.3 with 4 is = 4.3
48*4.3= 206.4
So, weight of the bag is 206.4-188= 18.4
Srabon Shaikh :

2 years ago

18.4 is the answer
GOURAV SANGRAL :

3 years ago

18.4 instead
Akash Deep :

4 years ago

Don't include 1 in denominator for the bag calculating the new average
Anusha Bhatia :

5 years ago

total increment in weight is due to bag only
per ball .3 gm increment
for 47 balls its
0.3*47=14.1
Satinder Kaur :

6 years ago

Sorry misread the statement 14.1 is correct ans👍
Satinder Kaur :

6 years ago

I think ans is to be 18.4 instead of 14.1
Roshi Surele :

6 years ago

Plzz explain the ans why ans is 14.1