Question
Average weight of 5 students in a class increases by 4
kg when weight of teacher is also included. If sum of average weight of 5 students and weight of teacher is 104 kg. Find the weight of teacher?Solution
Let the average weight of class be x. and weight of teacher be t. so, Total weight of 5 students = 5x Now, average weight is also included then, (5x + t)/6 = x + 4 5x + t = 6x + 24 t – x = 24 t = x + 24------(i) AQT, x + t = 104 2t – 24 = 104 t = 64
Select the option that can be used as a one-word substitute for the given group of words.
Plants of a particular region
Choose the option which can be substituted for the given words/sentence.
A place where historical artifacts, artworks, and cultural objects are exh...In order to save money for her upcoming trip, she decided to scrimp on groceries by buying only the bare essentials and cooking all her meals at home. ...
- Select the option that can be used as a one-word substitute for the given group of words.
One who loves books.
... In the questions given below out of five alternatives, choose the one which can be substituted for the given word/sentence.
Fear of books :
Prevent a person from having or using something.
A person who is not skillful at a job or other activity
A government in which all the powers are concentrated on the hands of officers?
I sit behind the counter and wait for a customer to come in and by something, but they all walk past the window as though the place were invisible.
...Select the option that can be used as a one-word substitute for the given group of words.
A person who believes that war and violence are unjustifiable
