Answer: Total part of pizza ate by both is \(\frac{19}{42}\)
Step-by-step explanation:
Since we have given that
Part of pizza ate by his mom is given by
\(\frac{2}{7}\)
Part of pizza ate by his brother is givebn by
\(\frac{1}{6}\)
total part of pizza ate by both of them is given by
\(\frac{2}{7}+\frac{1}{6}\\\\=\frac{12+7}{42}\\\\=\frac{19}{42}\)
Hence, total part of pizza ate by both is \(\frac{19}{42}\)