1586: If 15 pumps of equal capacity can fill a tank in 7 days, then how many extra pumps will be required to fill the tank in 5 days?
(a) 6
(b) 7
(c) 14
(d) 21
1587: During the Indian Freedom Struggle, who of the following raised an army called 'Free Indian Legion' ?
(a) V. D. Savarkar
(b) Rashbehari Bose
(c) Lala Hardayal
(d) Subhas Chandra Bose
1588: The approximate age of the Aravallis range is
(a) 370 million years
(b) 470 million years
(c) 570 million years
(d) 670 million years
1589: Centre-State financial relations are looked after by the:
(a) Finance Commission
(b) Sarkaria Commission
(c) Ministry of Finance
(d) Planning Commission
1590: To integrate cultural leaders into its meetings, which one of the following gives "Crystal Award"?
(a) Asia Pacific Economic Cooperation
(b) International Bank for Reconstruction and Development
(c) World Health Organization
(d) World Economic Forum