Question

a=(6:3)×(9+10-2+5-7) si b=[(7-4)×10]:(2+9-8)×5​

Answer 1

a = ( 6:3 )× ( 9+10-2+5-7)

a = 2 × ( 19 - 2 + 5 - 7 )

a = 2 × ( 17 +5 - 7 )

a = 2 × ( 22 - 7 )

a = 2 × 15

a = 30

b = [( 7-4 ) × 10 ] : ( 2 + 9 - 8 ) × 5

b = ( 3 × 10 ) : ( 11 - 8 ) × 5

b = 30 : 3 × 5

b = 10 × 5

b = 50