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Puzzle

1. A number is much greater than 56 as in less than 74.Find the number ?
A. 65 B. 60
C. 56 D. None
2.

Calculate the value of (1² + 2² + 3² + ….. + 10²) ?

A.

345

B.

371

C.

385

D.

329

3.

If a number is divided by 9 and 8 the reminders are 1,4 respectively ,Find that number?

A.

100

B.

340

C.

120

D.

163

4.

If 40% of 2/5 of a number is 160, then the number is?

A.

1000

B.

3400

C.

1200

D.

1630

5.

[ ( 854 × 854 × 854 - 276 × 276 × 276 ) / ( 854 × 854 + 854 × 276 + 276 × 276 ) ]  = ?

A.

218

B.

562

C.

578

D.

263

6.

The sum of first SIX prime number is?

A.

21

B.

41

C.

31

D.

35

7.

If 140 × A = 105. Then, A = ?

A.

2/3

B.

3/4

C.

1/5

D.

2/7

8.

358 × 21 = ?

A.

7518

B.

2781

C.

6910

D.

8250

9.

The sum of the number and its reciprocal is 1/8 th of 34. Find that number?

A.

4

B.

12

C.

7

D.

25

10.

Find the  unit digit in the product  (344 × 918 × 727 × 193) ?

A.

4

B.

2

C.

7

D.

25

11.

3351 + 687 + 469 - ?  =  2015 

A.

4192

B.

2412

C.

7324

D.

2492

12.

[ ( 359 + 275 )² - (359 - 275)² ] / (359 × 275)  =   ?

A.

4

B.

2

C.

7

D.

9

13.

How many 3 digit numbers are divisible by 6 in all numbers from 100 to 1000?

A.

120

B.

110

C.

150

D.

180

14.

Evaluate the value of [ (543 × 543 + 347 × 347- 543 × 347) / (543 ×543 × 543+ 347 × 347×347) ]  =   ?

A.

1/720

B.

1/810

C.

1/820

D.

1/890

15.

What will be the result when we multiply smallest prime number with 9876?

A.

19752

B.

11623

C.

19671

D.

18781

16.

If A is a natural number, then (6A²  +  6A) is always divisible by?

A.

6

B.

12

C.

Both

D.

None

17.

1397 × 1397 = ?

A.

1951609

B.

1251609

C.

1851609

D.

2951609

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