The nature of Mathematics is

• logical

• ornamental

• difficult

• not for common people

If $\sqrt{1225 }$= 35, then find the value of $\sqrt{12.25}$ +$\sqrt{ 0.1225}$ + $\sqrt{0.001225}$.

• 38.85

• 3.885

• 388.5

• 0.3885

A's income is 150% more than that of B, than how much per cent is B's income less than that of A?

• 50%

• 60%

• 12.5%

• 25%

Find the sum of $\frac{0.01 }{0.1}+\frac{0.1}{0.01}$

• 10.11

• 10.10

• 1.10

• 11.10

A method of teaching in which students work like a researcher and solve the problems.

• Inductive Method

• Deductive Method

• Project Method

• Heuristic Method

The remainder obtained when 2³¹ is divided by 5

• 1

• 2

• 3

• 4

Appropriate method for establishment of the formulae in Mathematics is

• induction

• planning

• synthesis

• None of these

If means x, x means +, + means + and + means -, then find the value of 14 - 10 x 4 + 16 + 8

• 6

• 142

• 134

• 2

9.

Simplify $3÷\left[\left(8-5\right)÷\left\{\left(4-2\right)÷\left(2+\frac{8}{13}\right)\right\}\right]$

• $\frac{13}{17}$

• $\frac{17}{13}$

• $\frac{68}{13}$

• $\frac{13}{68}$

Find the value of  $\sqrt{42-\sqrt{42-\sqrt{42}}}......\infty$

• 3

• 6

• 7

• 14