Question

plzzz solve 3and 4 questions

Answer 1

Solution:-
(1÷2/9)+(1÷3.1/5)+(1÷2.2/3)
$(1 \div \frac{2}{9} ) + (1 \div 3 \frac{1}{5} ) + (1 \div 2 \frac{2}{3} ) \\ \frac{9}{2} + \frac{5}{16} + \frac{3}{7} \\ \frac{504 + 35 + 48}{112} \\ \frac{587}{112} \\ 5 \frac{27}{112}$