help this is important, I am trying to help my son. I finished school 40 years ago.
2007-01-31 16:58:45 · 7 answers · asked by wornne g 1 in Science & Mathematics ➔ Mathematics
2;5=100:x
2*x=5*100
2x=500
x=250
250 mins
=4 hr 10 mins
2007-02-02 07:05:04 · answer #1 · answered by Anonymous · 0⤊ 0⤋
2laps/5min = 100laps/x
2x laps/min = 5*100 laps/min
x= 5*100/2 = 250 minutes = 4 hours 10 minutes
2007-02-01 01:09:22 · answer #2 · answered by ironduke8159 7 · 0⤊ 0⤋
2 Laps/ 5 minutes
100 Laps/ X
2X = 500
2X/2 = X 500/2 = 250
X=250
2007-02-01 01:12:00 · answer #3 · answered by Rat 4 · 0⤊ 0⤋
250 Minutes
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100/2 = 50
50*5 = 250
2007-02-01 01:07:54 · answer #4 · answered by Anonymous · 0⤊ 0⤋
4hr 10 min
2007-02-01 01:20:58 · answer #5 · answered by akshatha p 1 · 0⤊ 0⤋
4 hrs and 10 mins....
2007-02-04 12:54:32 · answer #6 · answered by shishir sp 1 · 0⤊ 0⤋
2(laps):5(mins)=100(laps):X(mins)
the answer:X=(5x100)/2=250(mins)
2007-02-01 01:08:43 · answer #7 · answered by Hawi 2 · 0⤊ 0⤋