Question
According to Boserup’s theory of agricultural
intensification, what is considered the first stage in the evolution of farming systems?Solution
Boserup identified forest fallow as the earliest stage of agricultural evolution, where land is cultivated for a short time and then left fallow for forest regeneration.
2,0, 9, 20, ‘?’, 714
7, 14, 42, 210, 1470, ?
6000 3002 1503 ? 378.75 191.375 97.6875
...41 48 89 137 226 ?
...31   48    67    90   ?      150
640 320 160 ? 40 20
Find the 31st term of the series 25, 29, 33……
140Â Â Â Â 300Â Â Â Â 380Â Â Â Â Â 420Â Â Â Â Â 440Â Â Â Â Â ?
...504 625 769 938 1134 ?
...14 26 50 98 194 ?
...