Physical Sciences Topics
Doctoral & research level — Physical Sciences
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Mathematical Methods
Quantum Mechanics
Electromagnetic Theory
Statistical Mechanics
Experimental Techniques
quiz Questions
Q41
Evaluate: (57 + 83) × 9.
1269
1260
42579
149
Explanation
(57+83)×9 = 140×9 = 1260.
Q42
Evaluate: (97 + 17) × 7.
11543
798
805
121
Explanation
(97+17)×7 = 114×7 = 798.
Q43
Evaluate: (25 + 99) × 8.
1000
132
19800
992
Explanation
(25+99)×8 = 124×8 = 992.
Q44
Evaluate: (58 + 98) × 7.
1099
1092
163
39788
Explanation
(58+98)×7 = 156×7 = 1092.
Q45
Evaluate: (29 + 61) × 3.
5307
270
93
273
Explanation
(29+61)×3 = 90×3 = 270.
Q46
Evaluate: (94 + 91) × 3.
188
25662
558
555
Explanation
(94+91)×3 = 185×3 = 555.
Q47
Evaluate: (70 + 75) × 7.
36750
1022
152
1015
Explanation
(70+75)×7 = 145×7 = 1015.
Q48
Evaluate: (31 + 34) × 6.
396
71
6324
390
Explanation
(31+34)×6 = 65×6 = 390.
Q49
Evaluate: (50 + 33) × 5.
420
8250
88
415
Explanation
(50+33)×5 = 83×5 = 415.
Q50
Evaluate: (15 + 20) × 2.
72
37
600
70
Explanation
(15+20)×2 = 35×2 = 70.