# 1 Minute Challenge Test 2 (Number Series, Simplification)

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Ashwin
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Quizzes Created: 6 | Total Attempts: 684
Questions: 10 | Attempts: 81

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• 1.

### 241 ÷ 15 * 287.98 ÷ 18.04  = ?2

• A.

26

• B.

24

• C.

18

• D.

14

• E.

16

E. 16
Explanation
240/15 * 288/18 = 16 * 16

So ? = 16

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• 2.

### ?% of 1049 + 74.99% of 420.12 = 524.98

• A.

15

• B.

20

• C.

10

• D.

25

• E.

35

B. 20
Explanation
? % 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.

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• 3.

### 246.01 + 2953.98 – 449.98 – 302 = ?

• A.

2800

• B.

2450

• C.

3000

• D.

2020

B. 2450
Explanation
246.01~246

2953.98~2954

449.98~450

302~302

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• 4.

### 299.85  - 145.05 + 29.99 * 12.02 = ?

• A.

515

• B.

395

• C.

475

• D.

425

• E.

575

A. 515
Explanation
299.85~300
145.05~145
29.99~30
12.02~12

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• 5.

### √325 * 7.99  +  705.97 =?

• A.

895

• B.

850

• C.

750

• D.

800

B. 850
Explanation
√ 324 * 8 + 706 = 18 * 8 + 706 = 144 + 706 = 850

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• 6.

### 9, 5, 6, 10.5, 23, ?

• A.

78

• B.

49

• C.

60

• D.

97

C. 60
Explanation
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.

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• 7.

### 59, 66, 80, 108, ?, 276

• A.

150

• B.

164

• C.

132

• D.

178

B. 164
Explanation
59 + 7 = 66
66 + 14 = 80
80+ 28 = 108
108 + 56 = 164

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• 8.

### 47, 23, 11, 5, 2, ?

• A.

0.2

• B.

1

• C.

0.4

• D.

2

• E.

0.5

E. 0.5
Explanation
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 = 0.5

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• 9.

### 1, 2, 6, 21, 88, ?

• A.

539

• B.

398

• C.

216

• D.

445

• E.

615

D. 445
Explanation
1*1 + 1 = 2
2*2 + 2 = 6
6*3 + 3 = 21
21*4 + 4 = 88
88*5 + 5 = 445

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• 10.

### 300, 298, 307, 279, 344, ?

• A.

265

• B.

218

• C.

253

• D.

298

• E.

289

B. 218
Explanation
300 − (1 cube + 1) = 298
298 + (2 cube+ 1) = 307
307 − (3 cube + 1) = 279
279 + (4 cube + 1) = 344
344 − (5 cube + 1) = 218

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• Current Version
• Jun 21, 2023
Quiz Edited by
ProProfs Editorial Team
• Aug 19, 2017
Quiz Created by
Ashwin

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