1 Minute Challenge Test 2 (Number Series, Simplification)
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Challenge your math skills with the '1 minute Challenge Test 2', focusing on number series and simplification. Solve problems involving basic arithmetic, percentages, and sequences to enhance your numerical reasoning and problem-solving abilities.
- 1.
241 ÷ 15 * 287.98 ÷ 18.04 = ?2
- A.
26
- B.
24
- C.
18
- D.
14
- E.
16
Correct Answer
E. 16Explanation
240/15 * 288/18 = 16 * 16
So ? = 16Rate this question:
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- 2.
?% of 1049 + 74.99% of 420.12 = 524.98
- A.
15
- B.
20
- C.
10
- D.
25
- E.
35
Correct Answer
B. 20Explanation
? % of 1050 + 75% of 420 = 525
?% of 1050 + 3/4th of 420 = 525
?% of 1050 + 315 = 525
?% of 1050 = 210
? = 20
For the last step, just check options and confirm.Rate this question:
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- 3.
246.01 + 2953.98 – 449.98 – 302 = ?
- A.
2800
- B.
2450
- C.
3000
- D.
2020
Correct Answer
B. 2450Explanation
246.01~246
2953.98~2954
449.98~450
302~302Rate this question:
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- 4.
299.85 - 145.05 + 29.99 * 12.02 = ?
- A.
515
- B.
395
- C.
475
- D.
425
- E.
575
Correct Answer
A. 515Explanation
299.85~300
145.05~145
29.99~30
12.02~12Rate this question:
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- 5.
√325 * 7.99 + 705.97 =?
- A.
895
- B.
850
- C.
750
- D.
800
Correct Answer
B. 850Explanation
√ 324 * 8 + 706 = 18 * 8 + 706 = 144 + 706 = 850Rate this question:
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- 6.
9, 5, 6, 10.5, 23, ?
- A.
78
- B.
49
- C.
60
- D.
97
Correct Answer
C. 60Explanation
9*0.5 + 0.5 = 4.5 + 0.5 = 5
5*1 +1 = 5+1 =6
6*1.5 + 1.5 = 9+1.5 =10.5
10.5*2 + 2 = 21+2 = 23
23*2.5 + 2.5 = 57.5+2.5 = 60.Rate this question:
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- 7.
59, 66, 80, 108, ?, 276
- A.
150
- B.
164
- C.
132
- D.
178
Correct Answer
B. 164Explanation
59 + 7 = 66
66 + 14 = 80
80+ 28 = 108
108 + 56 = 164Rate this question:
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- 8.
47, 23, 11, 5, 2, ?
- A.
0.2
- B.
1
- C.
0.4
- D.
2
- E.
0.5
Correct Answer
E. 0.5Explanation
47*0.5 - 0.5= 23.5 - 0.5 = 23
23*0.5 - 0.5 = 11.5 - 0.5 =11
11*0.5 - 0.5 = 5.5 - 0.5 = 5
5*0.5 - 0.5 = 2.5 - 0.5 = 2
2*0.5 - 0.5 = 1 - 0.5 = 0.5Rate this question:
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- 9.
1, 2, 6, 21, 88, ?
- A.
539
- B.
398
- C.
216
- D.
445
- E.
615
Correct Answer
D. 445Explanation
1*1 + 1 = 2
2*2 + 2 = 6
6*3 + 3 = 21
21*4 + 4 = 88
88*5 + 5 = 445Rate this question:
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- 10.
300, 298, 307, 279, 344, ?
- A.
265
- B.
218
- C.
253
- D.
298
- E.
289
Correct Answer
B. 218Explanation
300 − (1 cube + 1) = 298
298 + (2 cube+ 1) = 307
307 − (3 cube + 1) = 279
279 + (4 cube + 1) = 344
344 − (5 cube + 1) = 218Rate this question:
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Current Version
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Jun 21, 2023Quiz Edited by
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Aug 19, 2017Quiz Created by
Ashwin
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