3kg patato and 4k.g. brinjal cost price 40 rupees. 4k.g. patato and 3k.g. brinjal cost price 37 rupees.then how much cost price will be 8k.g. patato and 7k.g. brinjal . Math solution
Answers
Answered by
0
Answer:
3p+4b=40
4p+3b=37
on simplifying,
12p+16b=160
12p+9b=111
on simplifying
7b=49
b=7
therefore
p=4
finally
8p+7b= 8*4+7*7= 81.
Similar questions
History,
1 day ago
Math,
1 day ago
History,
2 days ago
India Languages,
2 days ago
Accountancy,
8 months ago
Physics,
8 months ago