a.3 hours
b.2 hours 31 minutes
c.3 hours 9 minutes
d.3 hours 51 minutes
2007-03-28 17:33:42 · 10 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
D. 3 hours 51 minutes
2007-03-28 17:36:20 · answer #1 · answered by Your Mom 5 · 0⤊ 0⤋
There are 60 minutes in an hour, so 231/60 = 5 and 51/60
So the answer is 3 hours and 51 minutes.
2007-03-28 17:37:08 · answer #2 · answered by Anonymous · 0⤊ 0⤋
d) 3 hours 51 minutes
2007-03-28 17:36:55 · answer #3 · answered by Irish_Lad_88 1 · 0⤊ 0⤋
d.3 hours 51 minutes
2007-03-28 17:44:55 · answer #4 · answered by Sukhi 2 · 0⤊ 0⤋
d. 3 hours and 51 minutes
2007-03-28 17:40:01 · answer #5 · answered by tayki_hanson 2 · 0⤊ 0⤋
answer is d
3 hours 51 minutes
=231 / 60minutes = 3.85 hours
do you get 3 hours
3 hours * 60 minutes = 180 minutes
231 minutes - 180 minutes = 51 minutes
there goes you get 51 minutes
therefore
the answer is 3 hours and 51 minutes
2007-03-28 17:53:39 · answer #6 · answered by jasmine 3 · 0⤊ 0⤋
Three hours = 3*60 = 180 minutes
231 - 180 = 51 minutes left over
D
2007-03-28 17:36:29 · answer #7 · answered by ecolink 7 · 0⤊ 0⤋
b. 3 hours and 9 minutes
2007-03-30 15:57:41 · answer #8 · answered by alchemy s 1 · 0⤊ 0⤋
he didnt take any hours.... he waited for 3 hours and 51 minutes but he cant take hours
2007-03-28 17:37:21 · answer #9 · answered by Brian 3 · 0⤊ 0⤋
d
2007-03-28 17:37:07 · answer #10 · answered by themilhouseman 2 · 0⤊ 0⤋