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Number System: BODMAS Test - 2

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Question 1
Evaluate [7+9-2x(2+79)-45/9+(27/9+5x3-19)]x(-3/2)
A
228
B
-225
C
-235
D
254
Question 1 Explanation: 
[7+9-2 x (81)-45/9+(27/9+5 x 3-19)] x (-3/2)
[7+9-2 x (81)-45/9+(3+5 x 3-19)] x (-3/2)
[7+9-2 x (81)-45/9 + (3 + 15-19)] x (-3/2)
[7+9-2 x (81)-45/9 + (18-19)] x (-3/2)
[7+9-2 x (81)-45/9-1] x (-3/2)
[7+9-2 x (81)-5-1] x (-3/2)
[7+9-162-5-1] x (-3/2)
-152 x (-3/2)
228
Question 2
Evaluate (89+16/2)-7x15/3+{(9+7)x19}+7x5-3
A
752
B
398
C
-235
D
254
Question 2 Explanation: 
(89+8) – 7 x 15/3 + {(9+7) x 19} + 7 x 5 - 3
97-105/3 + {(9+7) x 19} +7x5-3
97-35 + {16 x 19} + 7x5-3
97-35+304 + 7x5-3
97-35+304 + 35-3
398.
Question 3
Evaluate (45+9)/2-7 x 33/7 + {(7+19) x17} + 19x8-289
A
299
B
398
C
899
D
900
Question 3 Explanation: 
54/2-7x33/7 + {(7+19) x17} +19x8-289
54/2-7x33/7 + {26x17} +19x8-289
54/2-7x33/7 + 442 + 19x8-289
27-231/7+442+19x8-289
27-33+442+152-289
299.
Question 4
Evaluate [(289+87)/2-7 x 18/2 + {(9+5) x 19} +3 x 7-9] x 19+9
A
7666
B
7689
C
7645
D
8987
Question 4 Explanation: 
[376/2-7x18/2 + {(9+5) x 19} +3x7-9]19+9
[188-7x18/2+266+3x7-9] x 19+9
[188-126/2+266+3x7-9] x 19+9
[188-63+266+3x7-9] x 19+9
[188-63+266+21-9] x 19+9
7657+9
7666.
Question 5
Evaluate :((89+3)/4-7*14/7+((13+4)*19)+4*15-5)*19+8
A
736
B
7361
C
4987
D
6453
Question 5 Explanation: 
(92/4-7*14/7+((13+4)*19)+4*15-5)*19+8
(92/4-7*14/7+(17*19)+4*15-5)*19+8
(92/4-7*14/7+323+4*15-5)*19+8
(23-7*14/7+323+4*15-5)*19+8
(23-98/7+323+4*15-5)*19+8
(23-14+323+4*15-5)*19+8
(23-14+323+60-5)*19+8
(9+323+60-5)*19+8
(392-5)*19+8
387*19+8
7353+8
7361.
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