Question
The mean of a set of 8 numbers is 80. If the average of
the first four numbers and the last two numbers is 90 and 60, respectively, and the ratio of the fifth number to the sixth number is 3:2, what is the value of the fifth number?Solution
ATQ, Let fifth and sixth numbers be ‘3a’ and ‘2a’, respectively. So, 3a + 2a = (80 × 8) – (90 × 4) – (60 × 2) = 160 Or, 5a = 160 Or, a = 32 So, fifth number = 32 × 3 = 96
The fundamental duties of Indian citizens were incorporated into the Indian Constitution under which amendment.
If a Panchayat is dissolved, elections are to be held within –
Which article of the Indian Constitution ensures the protection of freedom of speech?
Who is known as the guardian and final interpreter of the constitution?
Consider the following statements regarding "Pitts India Act 1784:
1. By the Pitt's India Act-1784, the full control of the British Government wa...
What is the significance of decentralized planning in Panchayat Raj institutions?
The concept of ‘Directive Principles of State Policy’ in the Indian Constitution is borrowed from which country’s constitution.
Which Article of the Constitution of India deals with the abolition of titles?
Which of the following is not a part of the Fundamental Duties under the Indian Constitution?
Which Article of the Indian Constitution deals with the amendment process?
Relevant for Exams:
