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Vyomdeep

· started a discussion

· 1 Months ago

Please provide detail explanation why the no has been increased by 1 each time.

Question:

From one O’clock in the morning till 12 noon, how many times will the pendulum of the wall clock strike?

Options:
A) 70
B) 75
C) 78
D) 12
Solution:

Ans (c) Total times the pendulum strikes, i.e.

1+2+3+4+5+6+7+8+9+10+11+12= 78.   

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