@r@dg01&d(1,Nickels)&c(2,Dimes)&c(3,Quarters)&c(4,Tot.)&d(5,Units)&d(10,Coins)&d(15,Value)@jHere is the fourth problem sentence.@pAt any time, to proceed to Part 2 of the Tutorial use the `Skip Problem' option.       (Any key to continue.)@hPart 2 of the Tutorial presents a problem involving coins with different values.@hPart 2 of the Tutorial presents a problem involving coins with different values.@i(0) @jBenjamin has fourteen quarters. How much money does he have?@rDATA ENTRY@pFill in the grid. What is the value, in cents, of a quarter?@hIn a coin problem it helps to express all values in cents.@hEnter `25 cents' at the prompt.@i(8,i,25)&d(8,25 cents)@pEnter the fact from the sentence into the grid.&qfourteen quarters&q@h&hBenjamin has fourteen quarters&h@h&hBenjamin has fourteen quarters&h.\nEnter `14' at the prompt.@i(13,i,14)@rPARTS@pWrite an expression to represent the value of the quarters.@hMultiply:  (Value/Unit) * (# of Coins)\n               `25      *     14'@hEnter `25 * 14'.@i(18,i,25*14)@rCOMPUTE@pUse the Calculator to simplify the expression.@hThe Calculator solves equations for you and displays steps in the solution.@hEnter `350' at the prompt.@i(18,i,350)@s @r@c@jHere is the last problem sentence.@pAt any time, to proceed to Part 2 of the Tutorial use the `Skip Problem' option       (Any key to continue.)@hPart 2 of the Tutorial presents a problem involving coins with different values.@hPart 2 of the Tutorial presents a problem involving coins with different values.@i(0) @jSusan has $2.75 in quarters. If arcade games cost 1 quarter to play, how many games can she play?@rREAD&d(0,Read the whole problem. Think about the problem.)&d(0,What are the facts? &hSusan has $2.75 in quarters&h)&d(0,What is being asked? &qHow many games can she play?&q)&d(0,Since a game costs 1 quarter, the problem is to find the number of quarters Susan has.)@pEnter the variable `x' on the grid for what you want to find -- the unknown.@hThe variable `x' represents the number of quarters.@hEnter the letter `x' to represent the number of quarters.@i(13,i,&v)@rDATA ENTRY@pFill in the grid. What is the value, in cents, of a quarter?@hIn a coin problem it helps to express all values in cents.@hEnter `25 cents' at the prompt.@i(8,i,25)&d(8,25 cents)@pEnter the fact from the sentence into the grid. Remember to enter money in `cents'.&qSusan has $2.75&q@h&hSusan has $2.75&h@h&hSusan has $2.75&h\nEnter `275' at the prompt.@i(19,i,275)@rPARTS@pWrite an expression to represent the value of the quarters.@hMultiply:  (Value/Unit) * (# of Coins)\n               `25      *     &v'@hEnter `25 * &v'.@i(18,i,25&v)@rWHOLE@pWrite an expression that relates the value of the Quarters to the Total amount of money.@hThe value of the Quarters is the same as the Total amount of money.@hSince the value of the Quarters equals the Total amount of money, enter `25 *&v = 275'.@i(20,i,25&v=275)@rCOMPUTE@pUse the Calculator to solve the equation for `&v'.@hThe Calculator solves equations for you and displays steps in the solution.@hEnter `&v = 11' at the prompt.@s@i(20,i,&v=11)@rCHECK&d(0,Susan has 11 quarters, so she can play 11 arcade games.)&d(0,You are now ready to continue to Part 2 of the Tutorial. Remember, use the `HELP' key if you are confused.) |