Which of the following statements is true?

• Different branches of Mathematics, viz., algebra, geometry, etc., are dependent on each other
  
  

• Equations can be learnt without learning arithmetic
  
  

• Congruence of triangles can be learnt without learning algebra
  
  

• Statistics can be learnt without learning algebra

A large basket of fruits contains 3 oranges, 2 apples and 5 bananas. If a piece of fruit is chosen at random, what is the probability of getting an orange or a banana?

• $\frac{7}{8}$

• $\frac{1}{5}$

• $\frac{4}{5}$

• $\frac{1}{2}$

Mr Manish used lots of manipulatives, Maths Lab activities and ICT activities to clarify the concept of 'Symmetry'. Mr Manish wants to pass time so that he can avoid teaching of next topic, as

• it is not of his interest

• cater to kinesthetic learners only

• cater to students of all learning styles

• be popular amongst his students

If A= $\frac{3}{4}+\frac{5}{6}$ ,B= 3$÷$$\left[\left(4÷5\right)÷6\right]$ ,C=$\left[3÷\left(4÷5\right)÷6\right]$ and D=$3÷4\left(5÷6\right)$ , then

• A and D are equal

• All are equal

• A and B are equal

• A and C are equal

The nature of Mathematics is

• logical

• ornamental

• difficult

• not for common people

The book Leelavati' was written by

• Aryabhatta

• Brahmagupta

• Ramanujan

• Bhaskaracharya

The word 'Curriculum' is derived from the language

• Latin

• French

• German

• None of these

Which point is not included in the professional skills of a teacher?

• Self-knowledge

• To experiment well

• Dedication

• Satisfactory knowledge of social matter

Correlation indicates a joint relationship between two variables 'is said by

• Ferguson

• Lathrop

• Skinner

• Crowder

20.

If the mental age of Peter is 15 yr and chronological age is 12 yr, then what will be the IQ of Peter?

• 80

• 125

• 100

• 115