# if a and b are two distinct natural numbers, which one of the following is true

1.  √(a+b) >√a+√b

2.  √(a+b) = √a+√b

3.  √(a+b)

4.  ab=1

4

√(a+b) <√a+√b

Explanation :
No Explanation available for this question

# How many numberless than 1000 are multiples of both 10 and 13

1.  9

2.  8

3.  6

4.  7

4

7

Explanation :
No Explanation available for this question

# 1/2 of 3/4 of a number is 2(1/2) of 10. What is the number

1.  50

2.  60

3.  66(2/3)

4.  56

5.  None of these

5

66(2/3)

Explanation :
No Explanation available for this question

# The largest number of five digits, which is a perfect square is

1.  99999

2.  99976

3.  99856

4.  99764

4

99856

Explanation :
No Explanation available for this question

# The sum of first 50 odd natural numbers is

1.  1000

2.  1250

3.  5200

4.  2500

4

2500

Explanation :
No Explanation available for this question

# The first odd number is 1, the second odd number is 3, the third odd number is 5 and so on. The 200th odd number is

1.  399

2.  421

3.  357

4.  599

4

399

Explanation :
No Explanation available for this question

# The sum of all the 3-digit numbers is

1.  98901

2.  494550

3.  8991

4.  899

4

494550

Explanation :
No Explanation available for this question

# Which one of the following numbers is not a square of any natural number

1.  17956

2.  18225

3.  63592

4.  53381

4

63592

Explanation :
No Explanation available for this question

# The number, whose square is equal to the difference of the squares of the numbers 68 and 32 is

1.  36

2.  48

3.  60

4.  64

4

60

Explanation :
No Explanation available for this question

1.  140

2.  150

3.  160

4.  170

4