alleryપાણીનું સ્તર દરરોજ 100, 90, 80, 70 cm ઘટે છે. આગળના સ્તરની આગાહી કરો.
A60
B65
C50
D40
Answer & Solution
Correct answer: A. 60
આ શ્રેણી દરેક પગલે 10 ઘટે છે, તેથી 70 - 10 = 60.
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