# If the unit digit in the product (459 x 46 x 28+ x 484) is 2, the digit in place of + is :

1.  3

2.  5

3.  7

4.  None of these

4

7

Explanation :
No Explanation available for this question

# The unit’s digit in the product (3127)173 is;

1.  1

2.  3

3.  7

4.  9

4

7

Explanation :
No Explanation available for this question

# The unit’s digit in the product (771 x 659 x 365) is :

1.  1

2.  2

3.  4

4.   6

4

4

Explanation :
No Explanation available for this question

# The digit in the unit’s place of the number represented by(795 – 358) is :

1.  0

2.  4

3.  6

4.  7

4

4

Explanation :
No Explanation available for this question

# If x is an even number, then x4n, where n is a positive integer, will always have:

1.  Zero in the unit’s place

2.  6 in the unit’s place

3.  Either 0 or 6 in the unit’s place

4.  None of these

4

6 in the unit’s place

Explanation :
No Explanation available for this question

# The number of prime factor of (3 x 5)12(2 x 7)10(10)25 is :

1.  47

2.  60

3.  72

4.  None of these

4

None of these

Explanation :
No Explanation available for this question

# 397 x 397 + 104 x 104 + 2 x 397 x 104 =

1.  250001

2.  251001

3.  260101

4.  261001

4

251001

Explanation :
No Explanation available for this question

# 186 x 186 + 159 x 159 – 2 x 186 x 159 =

1.  729

2.  1039

3.  2019

4.  7029

4

729

Explanation :
No Explanation available for this question

# (475 + 425)2 – 4 x 475 x 425 is equal to :

1.  2500

2.  3160

3.  3500

4.  3600

4

2500

Explanation :
No Explanation available for this question

# If (64)2 – (36)2 = 20z, the value of z is:

1.  70

2.  120

3.  180

4.  None of these

4