Questions
2x^2 + x - 6 = 0 | Solve by factorization method.
x^2 - 3x - 10 = 0 | Solve by factorization method.
In a survey among 60 students, 23 played volleyball, 15 played basketball and 20 played cricket. If 7 played volleyball and basketball, 5 played basketball and cricket, 4 played volleyball and cricket but 15 played neither of the games. Based on this information, answer the following questions: i) Show the information in Venn-diagram. ii) Find how many students played all the three games. iii) How many played only volleyball and cricket.
In a survey of a group, 60 like tea, 45 like coffee, 30 like milk, 25 like coffee and tea, 20 like milk and tea, 15 like coffee and milk and 10 like all three drinks. Based on the information, answer the following questions: i) Show the information in a Venn-diagram. ii) Find how many people were surveyed.
Out of 90 students who participated in an examination, 43 passed in Science, 40 in Mathematics and 38 in Nepali. Among them, 13 passed in Science and Mathematics, 18 in Mathematics and Nepali as well as 16 passed in Science and Nepali. Using the information, answer the following questions: i) Show the information in Venn diagram. ii) Find the number of students who did not pass in any subject.
By protecting Yarsagumba and increasing its production, the economy of the country can also improve. Explain this statement.
In order to protect and promote the medicinal herbs found in Nepal, it is essential to train the local people on the processing of herbs and their use. Explain your opinions.
Many plants are being extinct in Nepal due to climate change. What role can you play to protect such plants? Describe in brief.
What measures can be adopted to protect rare animals?
What type of animals are called rare animals?