Hello and welcome to exampundit. Here is a set of Quantitative Aptitude quiz on Series and Approximation. Quant Quiz What approximate value will come in place of (?) in the following questions
  1. 7439.99÷33.67×11.64=?×8.809-110.2315
(A) 240 (B) 220 (C) 280 (D) 270 (E) 250 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: C [/su_spoiler]  
  1. 989/34÷65/869×515/207=?
(A) 990 (B) 950 (C) 980 (D) 970 (E) 1000 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D [/su_spoiler]  
  1. (32.0987)²+(23.675)²-(17.0091)²=?
(A) 1320 (B) 1210 (C) 1310 (D) 1220 (E) 1350 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: C [/su_spoiler]  
  1. √5456×√2121÷√461.09=?
(A) 140 (B) 170 (C) 150 (D) 160 (E) 180 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D [/su_spoiler]  
  1. 67.2367%of 800.90-230.87=?-23.019%0f 789
(A) 500 (B) 485 (C) 490 (D) 480 (E) 495 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: C [/su_spoiler]   Find the next number in the series
  1. 3, 35, 99, ?, 293
(A) 207 (B) 201 (C) 189 (D) 195 (E) 187 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D Explanation: 1×3=3 5×7=35 9×11=99 and so on [/su_spoiler]  
  1. 9, 73, 241, ?, 1081
(A) 349 (B) 345 (C) 299 (D) 561 (E) 567 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D Explanation: 9=1²+2³ 73=3²+4³ 241=5²+6³ And so on [/su_spoiler]  
  1. 369.0912, 248.0912, ?, 267.0912, 331.0912
(A) 362.0912 (B) 384.0912 (C) 347.0912 (D) 348.0912 (E) 326.0912 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D Explanation: -11², +10², -9², +8² [/su_spoiler]  
  1. 10, 6, ?, 6.48, 8.48
(A) 4.76 (B) 5.06 (C) 5.66 (D) 5.60 (E) 4.70 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D Explanation: 6=10×2/5+2 5.6=6×3/5+2 6.48=5.6×4/5+2 And so on [/su_spoiler]    
  1. ?, 15, 32, 66, 134, 270
(A) 6.05 (B) 6.04 (C) 6.40 (D) 6.50 (E) 5.50 [su_spoiler title="Answer" style="fancy" icon="arrow-circle-1"] Option: D Explanation: 6.5×2+2 15×2+2 32×2+2 And so on [/su_spoiler]