Question
Rearrange the parts of the sentence in correct
order. P: This discipline is characterized by several concepts and approaches that are used by psychologists in understanding human behavior. Q: The field of psychology can be described as a discipline that focuses on the study of mind and behavior. R: Some of the most common psychological concepts that are used to modify or change an individual’s behavior include operant conditioning, positive and negative punishment, and positive and negative reinforcement. S: Since psychology is a broad field, psychologists not only use these concepts and approaches but also conduct scientific research that enables them to understand human behavior.Solution
The correct answer is A
The length and breadth of a rectangle are increased by 30% and 40% respectively. The increase in the area of the resulting rectangle will be:
A sphere is melted to form 81 identical cylinders. If radius of each cylindrical is 1/3rd of the radius of sphere and height of each cylinder...
- The length and width of a rectangle are 40 cm and 24 cm respectively. If the length is increased by 20% and the width is decreased by 10%, what will be the...
Find the area of the sector of a circle with radius 4cm and angle 30°.
A rectangular hall is 24 m long and 15 m wide. Find its area and the cost of flooring it at Rs 45 per square metre.

What is the maximum length of a pole that can fit inside a cubical room with each side measuring 27 cm?
A rectangular field is 40 m long and 25 m wide. Find the cost of fencing it three times all around at the rate of Rs. 12 per metre.
(4x³y – 6x2y2 + 4xy3 y4) can be expressed as:
If the side of square and its area is in the ratio of 7:28 then find its perimeter?