Вычислите устно:
а) $\snippet{name: op_column_rows, args: ['52 : 2', ' + 24', ': 25', '* 36', ': 18'], solution: '?'}$;
б) $\snippet{name: op_column_rows, args: ['72 : 24', '* 12', '+ 34', ': 5', '+ 56'], solution: '?'}$;
в) $\snippet{name: op_column_rows, args: ['95 : 5', '+ 56', ': 3', '- 8', '* 3'], solution: '?'}$;
г) $\snippet{name: op_column_rows, args: ['96 : 3', '+ 28', ': 4', '* 5', ': 25'], solution: '?'}$;
д) $\snippet{name: op_column_rows, args: ['84 : 28', '* 18', '+ 46', ': 20', '* 3'], solution: '?'}$.