The average weight of Ajay's brother and sister is 39 kg. The average weight of all three of them is 30 kg. What is Ajay's weight in kilograms?
1. 3
2. 9
3. 12
4. 34.5
Pls answer ASAP.
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The average weight of Ajay's brother and sister is 39 kg. The average weight of all three of them is 30 kg. What is Ajay's weight in kilograms?
1. 3
2. 9
3. 12
4. 34.5
Pls answer ASAP.
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hope soo 34.5
I am right
12 kg i.e. third option is the correct one....
hope it helps you ..
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