3. Evaluate each of the following:
a) 6 + 5 × (4 - 1)
b) 18 ÷ (12 - 3) +5
c) (12 + 20) ÷ (9 × 2 - 2)
d) (5.2 + 3.4) x 1.5
e) 8.2 ÷ (6.7 - 2.7)
f) 9.5 - (2.7 + 3.1)


Answer :