3021: The following figure represents time vs. learning curves of two students, Q and R for learning a Mathematics lesson :
Which one of the following inferences can be drawn from the graph ?
(a) R started slowly in the beginning but got ahead of Q to complete learning the lesson
(b) Q started slowly and finished learning the lesson earlier than R
(c) R was always faster than Q in learning Mathematics
(d) Q was always faster than R in learning Mathematics
3022: Solve the given equations :
x2 + y2 = 34
x4 - y4 = 544
The values of x and y are
(a) ± 4, ± 3
(b) ± 5, ± 3
(c) ±3, ±5
(d) ±3, ±4
3023: Banjaras during the medieval period of Indian history were generally
(a) agriculturists
(b) warriors
(c) weavers
(d) traders
3024: Consider the following statements:
1. The Barren Island volcano is an active volcano located in the Indian territory.
2. Barren Island lies about 140 km east of Great Nicobar.
3. The last time the Barren Island volcano erupted was in 1991 and it has remained inactive since then.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3
(c) 3 only
(d) 1 and 3
3025: Which of the following tribes is not found in Central India?
(a) Todas
(b) Gonds
(c) Mundas
(d) Bhils