Quantitative Aptitude:

Directions (Q. 81-90) What should come in place of question mark (?) in the following questions ?

81. (8.2% of 365) (1.75% of 108) = ?
(A) 16.02
(B) 28.04
(C) 42.34
(D) 53.76
(E) None of these

82. [(135)2 · 15 ´ 32] · ? = 45 ´ 24
(A) 18
(B) 24
(C) 36
(D) 44
(E) None of these

83. (96)2 + (63)2 = (?)2 (111)2 8350
(A) 33856
(B) 30276
(C) 174
(D) 184
(E) None of these

84. 4368 + 2158 596 ? = 3421 + 1262
(A) 1066
(B) 1174
(C) 1247
(D) 1387
(E) None of these

85. 2172 · ? = 1832 956 514
(A) 6
(B) 8
(C) 10
(D) 12
(E) None of these

86. 666.06 + 66.60 + 0.66 + 6.06 + 6 + 60 = ?
(A) 819.56
(B) 805.38
(C) 826.44
(D) 798.62
(E) None of these

87. 15.594 4.312 3.517 1.689 = ?
(A) 6.706
(B) 6.760
(C) 6.670
(D) 6.607
(E) None of these

88. 205 ´ ? ´ 13 = 33625 + 25005
(A) 22
(B) 27
(C) 33
(D) 39
(E) None of these

89. 69 · 3 ´ 0.85 + 14.5 3 = ?
(A) 36.45
(B) 23.85
(C) 42.95
(D) 18.65
(E) None of these

90. (10)24 ´ (10) 21 = ?
(A) 3
(B) 10
(C) 100
(D) 1000
(E) None of these