तीन सँख्याओं में, प्रथम सँख्या, द्वितीय सँख्या की दो गुनी तथा तृतीय सँख्या की तीन गुनी है । यदि तीनों सँख्याओं का औसत 49.5 है, तो प्रथम तथा तृतीय सँख्या का अन्तर ज्ञात करें ? 

कौन सा देश कोरोना की पहली वैक्सीन का 12 अगस्त को पंजीकरण कराने जा रहा है?

वायु की सापेक्ष आर्द्रता का मापन एवं रिकॉर्ड करने वाला उपकरण है :

यदि 0 ≤ θ ≤ 90⁰ and 4cos²θ - $$4{\sqrt { 3} \ }cosθ$$ + 3 = 0, है, तो का मान θ होगा?

The 1^st and the last sentences of the passage are numbered 1 and 6. The rest of the passage is split into four parts P, Q, R and S. These four parts are not given in their proper order. Read the sentence and find out which of the four combinations is correct. The find the correct answer and indicate it in the answer sheet.

1. What is that which everybody likes to give but nobody wants to take?
P. They often do son unasked and offer uncalled for advice.
Q. People like to advise and instruct others.
R. The answer is, of course, “advice”.
S. In India, elders are fond of giving advice to youngsters.
6. Especially, parents are never tired of exhorting their children.

जिनेवा ओपन टेनिस में पुरुष एकल का खिताब किसने जीता है?

In each of the following questions, sentences are given with blanks to be filled in with an appropriate word (s). Four alternatives are suggested for each question. Choose the correct alternative out of the four and indicate your choice for the correct answer.

There are some people who doubt the ………………of anything they see in a newspaper.

फ्री वाईफाई सुविधा प्राप्त करने के लिए कौन सा स्टेशन देश का 5500 वां स्टेशन बन गया?