Question

1 ) 3 . ( 2 + 5 ) + ( 8 : 4 - 2 ) =
2 ) 10 - 2 + { 6 : 3 + [ 2 . ( 15 - 5 ) ] } =

Answer 1

1 ) 3 . ( 2 + 5 ) + ( 8 : 4 - 2 ) =

3 . 7 + (2 - 2) =

21 + 0 =

21

2 ) 10 - 2 + { 6 : 3 + [ 2 . ( 15 - 5 ) ] } =

8 + {2 + [2. 10] } =

8 + {2 + 20} =

8 + 22 =

30