alleryமுக்கோணப் புள்ளிகள் 1, 3, 6, 10, 15, 21, 28 எனச் செல்கின்றன. அடுத்ததில் எத்தனை உள்ளன?
A36
B38
C35
D34
Answer & Solution
Correct answer: A. 36
கடைசி இடைவெளி 7 ஆக இருந்தது, எனவே அடுத்த இடைவெளி 8 ஆகும் மற்றும் 28 + 8 = 36.
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