# is equal to:

1.  2

2.  4

3.  295

4.  643

4

4

Explanation :
No Explanation available for this question

# The sum of first 45 natural numbers is:

1.  1035

2.  1280

3.  2070

4.  2140

4

1035

Explanation :
No Explanation available for this question

# The sum of even numbers between 1 and 31 is :

1.  16

2.  128

3.  240

4.  512

4

240

Explanation :
No Explanation available for this question

# (51 + 52 + 53 + ……… + 100) is equal to:

1.  2525

2.  2975

3.  3225

4.  3775

4

3775

Explanation :
No Explanation available for this question

# How many numbers between 200 and 600 are divisible by 4, 5 and 6

1.  5

2.  6

3.  7

4.  8

4

6

Explanation :
No Explanation available for this question

# How many three-digit numbers are divisible by 6 in all

1.  149

2.  150

3.  151

4.  166

4

150

Explanation :
No Explanation available for this question

# If (12 +22 +32 + ………+102) = 385, then the value of (22 + 42 +62 + ………+202) is:

1.  770

2.  1155

3.  1540

4.  (385 x 385)

4

1540

Explanation :
No Explanation available for this question

# The value of (112 + 122 + 132 + ………+ 202) is:

1.  385

2.  2485

3.  2870

4.  3255

4

2485

Explanation :
No Explanation available for this question

# If 1*548 is divisible by 3, which of the following digits can replace *

1.  0

2.  2

3.  7

4.  9

4

0

Explanation :
No Explanation available for this question

# If the number 357*25* is divisible by both 3 and 5, then the missing digits in the unit’s place and the thousandth place respectively are:

1.  0, 6

2.  5, 6

3.  5, 4

4.  None of these

4