Question
In a school, girls constitute 45% of the total strength
of the school. Out of total number of students, 20% students were selected for annual sports competition which is 420 less than number of boys in the school. Find the number of girls selected for annual sports if the number of boys selected is 140.Solution
Let total number of students in the school be ‘x’
According to the question,
0.20x + 420 = 0.55x
Or, x = 420/0.35 = 1200
Number of girls selected = 0.20x – 140 = 100
The book, Historia naturalis was prepared by
Match List-I with List-II and select the correct answer using the codes given below the lists.
Pegging down in ground nut is the process of:
What type of education is characterized as incidental, spontaneous, and lifelong?
Sorghum root parasite is
Among the following, which is the most widely used pre-sowing seed treatment technique to improve germination and seedling vigor in crops like wheat an...
Consumer surplus is
Which cell organelle is a site of aerobic respiration?
Which one of the following is the water flow for one acre-inch-day?
________ farming is an excellent illustration of sustainable agriculture.
Relevant for Exams:
