1416: With reference to the scientific progress of ancient India, which of the statements given below are correct?
1. Different kinds of specialized surgical instruments were in common use by 1st century AD.
2. Transplant of internal organs in the human body had begun by the beginning of 3rd century AD.
3. The concept of sine of an angle was known in 5th century AD.
4. The concept of cyclic quadrilaterals was known in 7th century AD.
Select the correct answer using the codes given below :
(a) 1 and 2 only
(b) 3 and 4 only
(c) 1, 3 and 4 only
(d) 1, 2, 3 and 4
1417: A person purchases 100 pens at a discount of 10%. The net amount of money spent by the person to purchase the pens is Rs. 600. The selling expenses incurred by the person are 15% on the net cost price. What should be the selling price for 100 pens in order to earn a profit of 25%?
(a) 862.50
(b) 802.50
(c) 811.25
(d) 875
1418: Chapchar Kut is a festival celebrated in the state of
(a) Arunachal Pradesh
(b) Assam
(c) Mizoram
(d) Sikkim
1419: In order of their distances from the Sun, which of the following planets lie between Mars and Uranus?
(a) Saturn and Neptune
(b) Saturn and Earth
(c) Earth and Jupiter
(d) Jupiter and Saturn
1420: Which one of the following statements is correct?
(a) Neither the Finance Commission nor the Planning Commission is a constitutional body
(b) The scope of the Finance Commission is limited to a review of the revenue segment of the budget while the Planning Commission takes an overall review embracing both capital and revenue requirements of the States
(c) No one can be a member of both the Finance Commission and the Planning Commission at the same time
(d) There is no overlapping of work and responsibility of the Finance Commission and those of the Planning Commission