Number 5
3 marks · Easy(a)[2 marks]
Convert 4250 seconds into minutes and seconds.
(b)[1 mark]
Round your answer to the nearest minute.
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
Show answer
(a) 70 minutes 50 seconds
(b) 71 minutes
Show mark scheme and worked solution
Marking points
M1 (a) · 1 mark · Convert seconds to minutes by dividing by 60.
A1 (a) · 1 mark · Correct answer in minutes and seconds: 70 minutes 50 seconds. (follow-through)
B1 (b) · 1 mark · Answer rounded to nearest minute: 71 minutes. (follow-through)
Worked solution
a) 4250 ÷ 60 = 70 minutes, 50 seconds remaining (4250 - 4200 = 50).
b) Rounding 70 minutes 50 seconds gives 71 minutes.