261: The missing fraction in the series given below is :
4/9,9/90/........39/86
(a) 17/40
(b) 19/42
(c) 20/45
(d) 29/53
262: Different seasons are formed because:
(a) Sun is moving around the earth
(b) Of revolution of the earth around the sun on its orbit
(c) Of rotation of the earth around its axis
(d) All of the above
263: Jaundice is caused due to the malfunctioning of:
(a) Kidney
(b) Liver
(c) Pancreas
(d) Stomach
264: There are 10 identical coins and each one of them has H engraved on its one face and T engraved on its other face. These 10 coins are lying on a table and each one of them has H face as the upper face.
In one attempt, exactly four (neither more nor less) coins can be turned upside down. What is the minimum total number of attempts in which the T faces of all the 10 coins can be brought to be the upper faces ?
265: Jainism differed from Buddhism in which of the following aspects ?
(a) Faith in Karma
(b) Doctrine of Ahimsa
(c) Belief in fasting
(d) Rejection of Yagna