Standard Mathematics Primary 3 Time

Priya completed a puzzle in 4 minutes 35 seconds. Wei Lin took 28 more seconds than Priya to solve the same puzzle. How many seconds did Wei Lin take?

A 303 seconds
B 247 seconds
C 275 seconds
D 331 seconds
Show Worked Solution

Worked Solution

Step 1: Convert Priya's time to seconds. 4 minutes 35 seconds = 4 × 60 + 35 = 240 + 35 = 275 seconds Step 2: Find Wei Lin's time. Wei Lin's time = Priya's time + 28 seconds = 275 + 28 = 303 seconds Answer: Wei Lin took 303 seconds.

Correct answer: 303 seconds

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