List of practice Questions

Check whether \(6n\) can end with the digit \(0\) for any natural number \(n\).

Given that HCF \((306, 657) = 9\) , find LCM \((306, 657)\).

Find the LCM and HCF of the following integers by applying the prime factorisation method. 

1. \(12, 15\) and 
2.  \(17, 23\) and 
3. \(8, 9\) and \(25\)

Find the LCM and HCF of the following pairs of integers and verify that LCM × HCF = product of the two numbers.

1. \(26\) and \(91\)
2. \(510\) \(\)and \(92\)
3. \(336\) and \(54\)

Express each number as a product of its prime factors: 

1. \(140\) 
2. \(156\) 
3. \(3825\) 
4. \(5005\) 
5. \(7429\)

Which of the following is a response of the sympathetic nervous system?

Which of the following best describes the concept of an emotion?

Compute Median for the following data set

146 152 168 174 180 178 179 180 178 178 168 165 152 144

Throw light upon different types of emotions.

Elaborate on physiological correlates of emotions.

Discuss frustrations and conflicts as motives.

Explain characteristics of motivated behavior.

Throw light upon stages of problem solving

Mention three preventive measures of delinquent behavior

Differentiate between group and individual tests with examples

Mention three .characteristics of fully functioning person

Throw light upon relative role of Heredity and Environment on the development of Intelligence.

Explains six principles of development.

How old are professional football players? The 11th Edition of The Pro Football Encyclopedia gave the following information. Random sample of pro football player ages in years. Compute mean age

24 23 25 23 30 29 28 26 33 29 24 37 25 23 22 27 28 25 31 29 22 31 29 22 28 27 26 23 21 25 21 25 24 22 26 25 32 26 29

Which measure of central tendency includes the magnitude of scores?

Mode refers to the value within a series that occurs ________ number of times.

Define intrinsic motivation with example

Define mental health

Differentiate between growth and development.

Write three characteristics of emotions.