Question
Term Ecosystem was given
by____Solution
The term ‘Ecosystem’ is given by A G Tansley in 1935.Â
The average wage of a group of 20 labourers is Rs. 500. If 4 persons receiving average wage of Rs. 360 leave the group and 2 persons receiving average w...
Average 20 numbers is ‘x’. If the average of first 12 numbers is 62.5 while average of last 5 numbers is 74.8 and 13th, 14th a...
Three numbers a, b and c are such that a = 120, (a + b) = 420 and (c – b) = 60. Find their average.
What is the average of odd numbers greater than 10 but less than 30?
In an examination the average marks of Rohit is 63. If he got 20 more marks in science and 28 more marks in maths then his average would have been 69. F...
Rajat aims to save an average of Rs. 750 per month over the course of a year. For the first 8 months, his monthly income was Rs. 3,000, and he spent 80%...
The average score of a student increased by 5 marks when he scored 210 marks in his 60th test. Find the average score of the student after 60 tests.
In an exam of 100 marks, the average marks of a class of 38 students are 72. If the top 3 scorers of the class leave, the average score falls “dow...
"The average age of all employees in a company is 23.5 years. The average age of male employees is 25.2 years, while the average ...
The average weight of 8 students in a class is (x + 15). If the average of the first four students is 30 kg and the average of the last four students is...
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