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☆☆☆☆☆an hour and one minute
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b = 1/2 (a - c)
or for a = 3b - 2c: b = 1/3 (a + 2c)
for a= 2bc + d is b= (a-d)/2c
a= 2b +c is c= a - 2b
b=1/3(a-2c)
Your friend will have to wait one hour: Covering 200 miles at 50 miles/hour requires 4 hours, while covering the same distance at 40 miles/hour requires 5 hours.
What is 50.55 round to the nearest hundredth
The metric system is designed to deal in powers of ten, so it has a prefix for 100, which is hecto, but not for 110.
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c= (a+d) / 2b
round 48.6 to the nearest tenth
We are not told if the car just reaches the deer, or gets to some other distance before or past the deer. If it just reaches the deer, it traveled 90 metres of course. From the information supplied it doesn't matter where the deer was.
To the nearest tenth it is 2796.
A metre.
