Question

3. Simplify:
(i) 20 + {12 - 5 + (8 - 3)} (ii) 90 x [143 - {6 of 7+ (110 - 3
(iii) 120 .[18 - {20 - 3 (9 - 5)}1 (iv) 4 [18+ {4 + 3 (6 - 2)}]
(v) 120 - [132 + (3 of 4) - {20 -- 15 - 3}]
(vi) 128 - (56 - {3 * 5+ (19 -- 2 of 3)}]
(vii) 100 - [18 - 16 + 2 - (16 - 12 + 3) + 3}]​

Answer 1

Answer:

2.4 is the correct answer