SAT数学题一道A hiking trail is 19 miles long.There is a market at the start of the trail and a marker every 2.5 miles.There is a rest area at the start of the trail and a rest area every 6 miles.What is the radio of the number of markets to the

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SAT数学题一道A hiking trail is 19 miles long.There is a market at the start of the trail and a marker every 2.5 miles.There is a rest area at the start of the trail and a rest area every 6 miles.What is the radio of the number of markets to the

SAT数学题一道A hiking trail is 19 miles long.There is a market at the start of the trail and a marker every 2.5 miles.There is a rest area at the start of the trail and a rest area every 6 miles.What is the radio of the number of markets to the
SAT数学题一道
A hiking trail is 19 miles long.There is a market at the start of the trail and a marker every 2.5 miles.There is a rest area at the start of the trail and a rest area every 6 miles.What is the radio of the number of markets to the number of rest areas on the entire trail?
1,为什么?

SAT数学题一道A hiking trail is 19 miles long.There is a market at the start of the trail and a marker every 2.5 miles.There is a rest area at the start of the trail and a rest area every 6 miles.What is the radio of the number of markets to the
the number of markets 19 /2.5 约等于 6
the number of rest areas 19 /6 约等于3
所以 6/3 =2:1

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