A clock strikes 4 taking 9 seconds. In order to strike 12 at the same rate, the time taken is Option 1: 33 seconds Option 2: 30 seconds Option 3: 36 seconds Option 4: 27 seconds

Answer: 33 seconds. Solution: For 4 strikes: Number of intervals between strikes = 3 Time taken = 9 seconds Rate = 9 3 = 3 seconds per interval For 12 strikes: Number of intervals = 11 Time at same rate = 11 x 3 = 33 seconds

Logical Reasoning

Clocks & Calendar

Medium

A clock strikes 4 taking 9 seconds. In order to strike 12 at the same rate, the time taken is

33 seconds

30 seconds

36 seconds

27 seconds

✅ Correct Option: 1

For $4$ strikes:

Number of intervals between strikes = $3$

Time taken = $9$ seconds

Rate = $9 \div 3 = 3$ seconds per interval

For $12$ strikes:

Number of intervals = $11$

Time at same rate = $11 \times 3 = 33$ seconds

IPMAT Rohtak 2019

A clock is such that it loses 4 minutes each day. The clock is set right on February 25, 2008 at 2 p.m. How many minutes should be added to get the right time when the clock shows 9 am on 3rd March, 2008?

A clock strikes 4 taking 9 seconds. In order to strike 12 at the same rate, the time taken is

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