Physical Sciences Topics
Doctoral & research level — Physical Sciences
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Mathematical Methods
Quantum Mechanics
Electromagnetic Theory
Statistical Mechanics
Experimental Techniques
quiz Questions
Q71
Evaluate: (18 + 75) × 8.
10800
101
744
752
Explanation
(18+75)×8 = 93×8 = 744.
Q72
Evaluate: (17 + 61) × 9.
87
9333
711
702
Explanation
(17+61)×9 = 78×9 = 702.
Q73
Evaluate: (10 + 51) × 7.
427
3570
434
68
Explanation
(10+51)×7 = 61×7 = 427.
Q74
Evaluate: (28 + 61) × 9.
801
98
15372
810
Explanation
(28+61)×9 = 89×9 = 801.
Q75
Evaluate: (75 + 36) × 3.
114
336
8100
333
Explanation
(75+36)×3 = 111×3 = 333.
Q76
Evaluate: (78 + 76) × 2.
11856
308
310
156
Explanation
(78+76)×2 = 154×2 = 308.
Q77
Evaluate: (62 + 51) × 7.
791
120
22134
798
Explanation
(62+51)×7 = 113×7 = 791.
Q78
Evaluate: (17 + 52) × 3.
72
210
2652
207
Explanation
(17+52)×3 = 69×3 = 207.
Q79
Evaluate: (66 + 94) × 2.
322
12408
320
162
Explanation
(66+94)×2 = 160×2 = 320.
Q80
Evaluate: (37 + 31) × 2.
138
136
70
2294
Explanation
(37+31)×2 = 68×2 = 136.