Question

Решите пожалуйста срочно)

Answer 1

(/3 1/5 + /1 1/4):5//180=

=(/16//5 + /5//4)×(/180)/5=

=(4//5 + /5 /2) × 6/5 /5=

=(24/5)/5/5 + (6×5)/10=

=24/5 + 15/5 = 39/5 = 7 4/5

(/4 1/6 + /1 1/2):/150 /3=

(/25//6 + /3//2)×3//150=

(5/(/2/3) + /3//2)×3/(5/2/3)=

15/(5×6) + 3/3/(5×2/3=

1/2+3/10=4/5