Чему равно общее сопротивление цепи, состоящей из трёх отдельных проводников, при их последовательном соединении?

1. I will be walking with my friends at the weekends 2.Marry will have done her homework by next weekends 3. At weekends I was at my grandparents. 4.Bob will walk with his friends tomorrow. 5.Kate will be eating ice cream at weekends 6. Sasha will be watching TY at weekends