Physical Sciences Topics
Doctoral & research level — Physical Sciences
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Mathematical Methods
Quantum Mechanics
Electromagnetic Theory
Statistical Mechanics
Experimental Techniques
quiz Questions
Q61
Evaluate: (70 + 22) × 2.
3080
184
186
94
Explanation
(70+22)×2 = 92×2 = 184.
Q62
Evaluate: (50 + 84) × 4.
16800
536
540
138
Explanation
(50+84)×4 = 134×4 = 536.
Q63
Evaluate: (43 + 40) × 7.
588
90
12040
581
Explanation
(43+40)×7 = 83×7 = 581.
Q64
Evaluate: (23 + 37) × 3.
2553
63
180
183
Explanation
(23+37)×3 = 60×3 = 180.
Q65
Evaluate: (80 + 12) × 4.
368
3840
372
96
Explanation
(80+12)×4 = 92×4 = 368.
Q66
Evaluate: (74 + 15) × 9.
9990
98
801
810
Explanation
(74+15)×9 = 89×9 = 801.
Q67
Evaluate: (94 + 87) × 8.
189
1448
65424
1456
Explanation
(94+87)×8 = 181×8 = 1448.
Q68
Evaluate: (42 + 51) × 4.
376
97
372
8568
Explanation
(42+51)×4 = 93×4 = 372.
Q69
Evaluate: (12 + 59) × 9.
648
639
6372
80
Explanation
(12+59)×9 = 71×9 = 639.
Q70
Evaluate: (48 + 52) × 5.
500
505
105
12480
Explanation
(48+52)×5 = 100×5 = 500.