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27, 24, 21,. ... .. . . എന്ന സമാന്തര ശ്രേണിയുടേ എത്രാമത്തെ പദമാണ് 0?

A8

B9

C10

D11

Answer:

C. 10

Read Explanation:

പൊതുവ്യത്യാസം = 24 - 27 = -3 n ആം പദം = a+(n-1)d 0 = 27 +(n-1)×-3 0 = 27 -3n +3 3n = 30 n = 30/3 =10


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