\[\boxed{\text{172.}}\]
\[16\ :8 = 2\ (раза) - бутонов\ \]
\[меньше,чем\ цветков.\]
\[Ответ:в\ 2\ раза\ меньше.\]
\[\boxed{\text{173.}}\]
| \[50\] | \[в\ 10\ \] | 
|---|---|
| \[45\] | \[в\ 9\] | 
| \[100\] | \[в\ 20\] | 
| \[25\] | \[в\ 5\] | 
| \[35\] | \[в\ 7\] | 
| \[40\] | \[в\ 8\] | 
| \[63\] | \[в\ 7\] | 
|---|---|
| \[54\] | \[в\ 6\] | 
| \[90\] | \[в\ 10\] | 
| \[72\] | \[в\ 8\] | 
| \[36\] | \[в\ 4\] | 
| \[18\] | \[в\ 2\] | 
| \[8\] | \[в\ 10\] | 
|---|---|
| \[10\] | \[в\ 8\] | 
| \[2\] | \[в\ 40\] | 
| \[4\] | \[в\ 20\] | 
| \[1\] | \[в\ 80\] | 
\[\boxed{\text{174.}}\]
\[1)\ в\ 7\ раз;\]
\[2)\ на\ 32;\]
\[3)\ в\ 9\ раз;\]
\[4)\ на\ 48;\]
\[5)\ в\ 8\ раз;\]
\[6)\ в\ 8\ раз;\]
\[7)\ в\ 9\ раз;\]
\[8)\ число\ 30\ больше\ числа\ \]
\[21\ на\ 9.\ \]