Question

The noodles are 1.29 $ for 1.25 kg how much will it cost for 100 g PLS HELP

Answer 1

Answer:

$\boxed{ \ 0.1032}$

Step-by-step explanation:

$100 g \: will \: be \: \to \: 0.1kg \\ hence : if \:1.25 kg \: costs \: \ 1.29 \\0.1kg \: will \: cost \to \: \frac{ \ 1.29 \times 0.1kg}{1.25kg} \\ 0.1kg \: will \: cost \to \: 0.08 ( \ 1.29)\\ = \boxed{ \ 0.1032}$