741: There are 20 students with an average height of 105 cms in a class. Then 10 students with an average height of 120 cms join the class. What will be the average height of the class now?
(a) 100 cms
(b) 110 cms
(c) 120 cms
(d) 130 cms
742: Ajanta paintings depict:
(a) Ramayana
(b) Mahabharata
(c) Jatakas
(d) Panchatantra
743: Which one of the following languages belongs to the Austric group ?
(a) Marathi
(b) Ladakhi
(c) Khasi
(d) Tamil
744: Three bells toll at intervals of 9, 12 and 15 minutes respectively. All three begin to toll at 8 a.m. At what time will they first toll together again?
(a) 8.45 a.m.
(b) 10.30 a.m.
(c) 11.00 a.m.
(d) 1.30 p.m.
745: To a person on the moon, the sky appears:
(a) White
(b) Black
(c) Blue
(d) Orange