Directions
(1-5): What should come in place of question mark (?) in following
number series?
Q1.
4, 18, 48, 100, 180, 294, ?
(a)
448
(b)
424
(c)
436
(d)
460
(e)
440
Q2.
30, 46, 78, 126, 190, 270, ?
(a)
356
(b)
366
(c)
382
(d)
398
(e)
328
Q3.
380, 465, 557, 656, 762, ?, 995
(a)
855
(b)
915
(c)
875
(d)
895
(e)
890
Q4.
12, 12, 18, 45, 180, 1080, ?
(a)
9285
(b)
9530
(c)
9170
(d)
9180
(e)
9810
Q5.
?, 61, 211, 505, 991, 1717
(a)
6
(b)
5
(c)
8
(d)
7
(e)
9
Directions
(6-10): Simplify the following questions.
Q6.
12.25 × ? × 21.6 = 3545.64
(a)
14.8
(b)
12.6
(c)
15.8
(d)
13.4
(e)
11.4
Q7.
15.5% of 646 + 24.5% of 298 = ?
(a)
184.22
(b)
173.14
(c)
168.26
(d)
137.41
(e)
183.14
Q8.
534.596 + 61.472 – 496.708 = ? + 27.271
(a)
126.631
(b)
72.089
(c)
62.069
(d)
132.788
(e)
82.089
Q9.
16 × 12 – 672 ÷ 21 = ? – 211
(a)
381
(b)
347
(c)
371
(d)
311
(e)
391
Q10.
515.15 – 15.51 – 1.51 – 5.11 – 1.11 =?
(a)
491.91
(b)
419.91
(c)
499.19
(d)
411.19
(e)
391.91
Directions
(11-15): In each of the following questions two equations are given.
Solve the equations and give answer—
(a)
If x<y
(b)
If x≤y
(c)
x=y or relationship between x and y cannot be established.
(d)
If x≥y
(e)
If x>y
Q11.
Q12.
Q13.
Q14.
Q15.
Solutions
S2. Ans.(b)
Sol. +16, +32, +48, +64, +80….
so, ? = 270 + 96 = 366
S4. Ans.(d)
Sol. ×1, ×1.5, ×2.5, ×4………
so, ? = 1080 × 8.5 = 9180
S8. Ans.(b)
Sol. ? = 72.089
S9. Ans.(c)
Sol. ? = 192 – 32 + 211
= 371
S10. Ans.(a)
Sol. ? = 491.91
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