1396: A car travels the first one-third of a certain distance with a speed of 10 km/hr, the next one-third distance with a speed of 20 km/hr and the last one-third distance with a speed of 60 km/hr. The average speed of the car for the whole journey is
(a) 18 km/hr
(b) 24 km/hr
(c) 30 km/hr
(d) 36 km/hr
1397: When it is noon along 82° 30' E longitude along what degree of longitude it will be 6.30 am ?
(a) along 165° E
(b) along 67°30' W
(c) 0° E or W
(d) along 82° 30' W
1398: The Muslims march seven times round the Kaaba as path of their Haj pilgrimage in the city of:
(a) Riyadh
(b) Mecca
(c) Rabat
(d) Jeddah
1399: Avinash is Ravi's eldest brother. Ravi is younger to Ajay. Ravi and Ajay are not brothers. Which of the following statements is definitely true?
(a) Ajay is younger to Avinash
(b) Avinash is younger to Ajay
(c) Ajay is younger to Ravi
(d) None of the above
1400: Plankton refers to:
(a) A kind of fish
(b) A submerged platform in waters
(c) Drifting of organisms in a body of water
(d) A kind of animal living under water