Susie has eight pieces of string. Three pieces are 7.8 inches long, and five pieces are 9.2 inches long. How many inches of strength does Susie have altogether?

6 answers

3*7.8 + 5*9.2 =?
what is 2278454783909343756732832374634732982734735467238932789384464574397463754389e38439758467584 Plus :)=?????
I don't understand!🤔🤨
31.2
31.2
31.2