\[\boxed{\text{6.236.}}\]
\[\textbf{а)}\ (48,9 - 29,3) \cdot 5 = 19,6 \cdot 5 =\]
\[= 98\ \]
\[\textbf{б)}\ (13,17 + 15,93) \cdot 41 =\]
\[= 29,1 \cdot 41 = 1\ 193,1\ \]
\[\textbf{в)}\ (35,47 + 62,51 - 24,68) \cdot 15 =\]
\[= (97,98 - 24,68) \cdot 15 =\]
\[= 73,3 \cdot 15 = 1\ 099,5\ \]
\[= 15,36 \cdot (55,1 - 55,1) =\]
\[= 15,36 \cdot 0 = 0\ \]