# Quantitative Aptitude: Simplification Questions Set 70

Directions(1-10): What will come approximately in place of question mark ‘?’ in the following questions.

1. 244 – 156 + ?^2 – 13^2 = 15* 14 + 25*22
20
15
29
18
10
Option C
244 – 156 + ?^2 – 13^2 = 15* 14 + 25*22
=>88 + ?^2 – 169 = 210 + 550
=>?^2 – 81 = 760
=>? = 29

2. (2.5)^2 + 58/4 + 9/4 = ?
17
30
28
21
23
Option E
(2.5)^2 + 58/4 + 9/4 = ?
=>? = 6.25 + 14.5 + 2.25
=> ? = 23

3. ? = 25% of 1300 – (30*78 / 13)
120
145
132
150
149
Option B
? = 25% of 1300 – (30*78 / 13)
=>? = 325 – 180
=> ? = 145

4. ? = 28.03 * 44.81 / 5.03 + (7.93)^2.001
322
333
313
316
320
Option D
? = 28.03 * 44.81 / 5.03 + (7.93)^2.001
=>? = (28*45)/ 5 + 8^2
=>? = 252 +64
=> ? = 316

5. ? = (40.16% of 24.95% of 1479.58) + 254.33
411
402
421
415
418
Option B
? = (40.16% of 24.95% of 1479.58) + 254.33
=>? = (40% of 25% of 1480) + 254
=> ? = 0.1*1480 +254
=>? = 402

6. ? = (23.12 + 36.88)% of 33.33% of 2439.78
444
500
450
510
488
Option E
? = (23.12 + 36.88)% of 33.33% of 2439.78
=>? = (23 +37)% of 1/3 * 2434
=> ? = 3/5*1/3*2440
=>? = 488

7. (2704)^1/2 * 3 +246 – 332 – 189 /9 = ?
49
55
47
40
52
Option A
(2704)^1/2 * 3 +246 – 332 – 189 /9 = ?
=> 52*3 + 246 – 332 – 21 =?
=> ? = 156 + 246 – 332 – 21
=> ? = 49

8. 38^2 + 60% of 1350 – 16*28 = ?
1900
1811
1795
1806
1881
Option D
38^2 + 60% of 1350 – 16*28 = ?
=>1444 + 810 – 448 = ?
=> ? = 1806

9. (656 / 16 – 552/ 24 + 14 * 17)^1/2 = ?
14
10
23
25
16
Option E
(656 / 16 – 552/ 24 + 14 * 17)^1/2 = ?
=>(41- 23 + 238)^1/2 = ?
=>(256)^1/2 = ?
=>? = 16

10. 84^2 – 79^2 + (1936)^1/2 – 20% of 980 = ?
630
663
672
652
600
Option B
84^2 – 79^2 + (1936)^1/2 – 20% of 980 = ?
=> (84+79)(84-79) + (1936)^1/2 – 20% of 980 = ?
=>(84+79)(84-79) + 44 – 196 = ?
=>815 + 44 -196 = ?
=> ? = 663