Question
In an examination, the average marks obtained by the
students is 60. After correcting the quantitative mistakes, the average of 100 students is reduced to 45 from 60 and the overall average of the student is reduced to 50. Then find the total number of students who participated in that examination.Solution
Let the total number of students be x Average marks obtained by the students = 60 Total marks = 60x After correcting the quantitative mistakes the average decreased by (60-45) = 15 marks Total reduction = 15 × 100 = 1500 Now According to the Question, (60x-1500)/x = 50 (60x-1500)= 50x
Kadalekai Parishe ’ festival is related to which of the following states?
With whom did the Indian Coast Guard (ICG) recently sign a Memorandum of Understanding (MoU) to promote the manufacturing and supply of indigenous marin...
Which Indian city was ranked among the two most polluted cities in the world in the "World Air Quality 2022" report released on March 15?
SIA-India and ABRASAT's Memorandum of Understanding (MoU) is focused on enhancing cooperation in what sector?
Which of the following global Tech firm has collaborated with Google to help local government monitor and predict air quality?
What achievement did Aman Sehrawat accomplish at the Paris 2024 Olympics?
Which country did India sign a protocol with to establish the Joint Economic and Trade Committee (JETCO)?
Prime Minister Modi conferred the Subhas Chandra Bose Aapda Prabandhan Puraskars for the years 2022 in the individual category to ___________.
What is the interest rate of the World Bank loan provided for the UP AGREES initiative?
- What is the name of the SBI initiative for collateral-free digital SME loans for women entrepreneurs?