Math, asked by Harshitagoswami8164, 1 year ago

if 7kg of onions cost rs 140how much must we pay for 12kg of onions

Answers

Answered by abhi569
2
1kg of onions cost  Rs  (\frac{140}{70})


1kg of onions cost Rs 20



12 kg of onions cost = 12×20
                                 = 240


12 kg of onions cost Rs 240



i hope this will help you



-by ABHAY
                                 
Answered by ItzSingleBoyForever
2

Answer:

 \huge \red{ \: Hi \: dear,}

 \red{Your \: question - }

If \:  7  \: kg  \: onions \:  cost \:  140  \: \\  rupees , \:  how  \: much \:  must  \: we \:  pay \: \\   for \:  12 kg  \: onions.

 \green{Solution-}

Let \:  the  \: cost  \: of  \: 12kg \:  of \:  onions \\  \:  be  \: x

 \therefore \:  \frac{7}{140}  =  \frac{12}{x}  \\ 7x = 140 \times 12 \\ x =   \frac{140 \times 12}{7} \\  x = 20 \times 12 \\ x = 240 \\  \therefore \: The \:  cost  \: of \:  12kg  \: onions  \\  \: is  \: ₹240

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