\* 			DISTANCE.TUTORIAL ** PART 2 ** 			DIST2.TUT  9/19/85 SENTENCE 2 -- BEGIN EXPLANATION OF MI/HR -- 2 hours */@qDISTANCE TUTORIAL -- PART 2. Here are some related problems. As you solve them, think about the pattern of the answers.@dg05&d(1,Unit/Meas)&d(3,Total)&d(4,Rate)&d(8,Time)&d(12,Dist)&d(0, )@c@jA Red Car travels at 30 miles per hour (mi/hr) ...@rREAD&d(2,Red Car)&d(5,mi/hr)&d(9,hr)&d(13,mi)@rDATA ENTRY@pEnter the Rate. Remember, use the HELP key for assistance.@h`30 mi/hr' means that the car goes 30 miles the 1st hour, another 30 miles the 2nd hour, and so on.@hEnter `30 mi/hr' and press the <Return> key.@i(6,i,30)&d(6,30 mi/hr)&d(0,The Red Car goes 30 miles every hour it travels.)@jA Red Car travels at 30 miles per hour (mi/hr) for 2 hours (hr). ...@rDATA ENTRY@pEnter the Time.@hThe car travels for 2 hours.\nEnter `2 hr'.@hThe car travels for 2 hours.\nEnter `2 hr' and press the <Return> key.@i(10,i,2)&d(10,2 hr)@jA Red car travels at 30 miles per hour (mi/hr) for 2 hours (hr). How many miles (mi) does it go?@rDATA ENTRY@pEnter a variable for the unknown: (How far does it go?) Remember, use the HELP key if you need it.@hUse a variable, such as `x' to represent the distance travelled.@hEnter a variable, such as 'x', and press the <Return> key.@i(14,i,&v)@rPLAN&c(16,Equation Idea)&d(0,The Equation Idea needs to be entered. (In the Tutorial\, the program does this for you.))&c(16,Rate  *  Time  =  Distance)&d(0,To find the miles the car travels (Distance)\, multiply the Rate of speed by the Time of the trip.)&d(16,)@pSubstitute expressions for Rate, Time, and Distance in the Equation Idea: Rate * Time = Distance. [30 * 2 = &v]@h\f10Rate  = 30 mi/hr\n\f10Time  = 2 hr\n\f07Distance = &v mi@hEnter `30 * 2 = &v' and press the <Return> key.@i(16,i,30*2=&v) @rCOMPUTE@pUse the Number Fact, or the Calculator to solve the equation for `&v'.@hThe Calculator solves equations for you and displays the steps in the solution.@hEnter `60 = &v' and press the <Return> key.@i(16,i,60=&v)@rCHECK@pEnter the answer in the chart.@hThe distance travelled is 60 miles. Enter `60' on the chart.@hThe distance travelled is 60 miles. Enter '60' on the chart and press the <Return> key.@i(14,i,60)&d(0,If a car travels 30 miles each hour for two hours\, then it goes 60 miles.) @jAt 30 mi/hr, how far does the Red car go in 3 hours?&d(10,3 hr)&d(14,&v)&d(16, )&d(0,)@rDATA ENTRY@pSubstitute expressions for Rate, Time, and Distance in the Equation Idea:       Rate * Time = Distance@h\f10Rate  = 30 mi/hr\n\f10Time  = 3 hr\n\f07Distance = &v@h`30 * 3 = &v' is the equation.@i(16,i,30*3=&v)@rCOMPUTE@pUse the Calculator to solve the equation for `&v' (the Distance the Red Car travels).@hThe Calculator solves equations for you, and displays the steps in the solution.@h     30 * 3 = &v\n So,  90    = &v.@i(16,i,90=&v)@rCHECK@pEnter the answer in the chart.@hThe distance travelled is 90 miles. Enter `90' on the chart.@hThe distance travelled is 90 miles. Enter `90' on the chart and press the <Return> key.@i(14,i,90)&d(0,If a car travels 30 miles each hour for 3 hours\, then it goes 90 miles.) @jAt 30 mi/hr, how far does the Red Car go in 5 hours?&d(10,5 hr)&d(14,&v)&d(16, )&d(0,) @rDATA ENTRY@pSubstitute expressions for Rate, Time, and Distance in the Equation Idea:       Rate * Time = Distance@hRate = 30 mi/hr\nTime = 5 hr\nDistance = &v@h`30 * 5 = &v' is the equation.@i(16,i,30*5=&v)@rCOMPUTE@pUse the Calculator to solve the equation for `&v'.@hThe Calculator solves equations for you and displays the steps in the solution.@h30 * 5 = 150. Enter `150 = &v'.@i(16,i,150=&v)@rCHECK@pEnter the answer in the chart.@hThe distance travelled is 150 miles.\n Enter `150' on the chart.@hThe distance travelled is 150 miles.\n Enter '150' on the chart and press the <Return> key.@i(14,i,150)&d(0,If a car travels 30 miles each hour for 5 hours\, then it goes 150 miles.) @jAt 30 mi/hr, how far does the Red Car go in 10 hours?&d(10,10 hr)&d(14,&v)&c(16,Rate * Time = Distance)&d(0,)&d(16,)@rDATA ENTRY@pSubstitute expressions for Rate, Time, and Distance in the Equation Idea:       Rate * Time = Distance@hRate = 30 mi/hr\nTime = 10 hr\nDistance = &v@h`30 * 10 = &v' is the equation.@i(16,i,30*10=&v)@rCOMPUTE@pUse the Calculator to solve the equation for `&v'.@hThe Calculator solves equations for you, and displays the steps in the solution.@h30 * 10 = &v. So, enter\n  `300     = &v '.@i(16,i,300=&v)@rCHECK@pEnter the answer in the chart. [300]@hThe distance travelled is 300 miles. Enter `300' on the chart.@hThe distance travelled is 300 miles. Enter `300' on the chart and press the <Return> key.@i(14,i,300)&d(0,If a car travels 30 miles each hour for 10 hours\, then it goes 300 miles.) |