A certain map shows two roads. Road A is 1 1/4 miles long but is 1 1/2 inches long on the map. What is the unit rate for inches per mile on this map? If road B is 15 miles long, how long is road B on the map? The unit rate is __ inch(es) per mile.

Use this data in the problem below. follow the steps carefully. round to the nearest tenth. lot 3: week 1: 345 week 2: 340 week 3: 400 week 4: 325 step 1. jim enters the data and calculates the average or mean. step 2. jim calculates the deviation from the mean by subtracting the mean from each value. step 3. jim squares each deviation to remove negative signs. step 4. jim sums the squares of each deviation and divides by the count for the variance. step 5. jim takes the square root of the variance to find the standard deviation.

Which expression is rational? 6. , square root two, square root 14, square root 49

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.