736: If the product of two numbers is 320 and their ratio is 1 : 5, what is the difference between the squares of these two numbers ?
(a) 1024
(b) 1365
(c) 1536
(d) 1635
737: Consider the following statements in respect of a jet engine and a rocket:
1. A jet engine uses the surrounding air for its oxygen supply and so is unsuitable for motion in space.
2. A rocket carries its own supply of oxygen in the gas form, and fuel.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
738: Who among the following presided over the Buddhist Council held during the reign of Kanishka at Kashmir ?
(a) Parsva
(b) Nagarjuna
(c) Sudraka
(d) Vasumitra
739: In which country is the committee which selects winners for Nobel peace prize located?
(a) Norway
(b) Sweden
(c) Finland
(d) Denmark
740: Which one of the following countries is the leading producer of uranium?
(a) United States of America
(b) Zambia
(c) Canada
(d) Germany