1. Zahro 4 3/10 km masofaga yugurdi. Guli esa Zahroga qaraganda 1 1/4 km ko‘proq masofaga yugurdi. Ikkalasi birgalikda necha kilometr masofaga yugurgan?

Guli yugurgan masofa: \(4\frac{3}{10}+1\frac{1}{4}=4\frac{6}{20}+1\frac{5}{20}=5\frac{11}{20}\) km.

Ikkalasining jami masofasi: \(4\frac{3}{10}+5\frac{11}{20}=4\frac{6}{20}+5\frac{11}{20}=9\frac{17}{20}\) km.

Javob: 9\(\frac{17}{20}\) km.