Mindy has $10.75 to buy school supplies. She spends $3.96 at one store for a package of glue sticks, but she still needs to buy
3 pens and a notebook. At the next store, she finds pens for $1.39 each. What is the most she can spend on a notebook if she buys the 3 pens?
o
$2.62
$4.17
$5.40
$6.79
Part B
Make a selection from each drop-down menu to create a true sentence.
On a number line, the solution to Part A would have a circle at
Choose
that is
Choose
and the number line
would be shaded Choose...
He included another variable - time. He should have given both brands the same amount of time to work. The only variable should have been the brands. Parker has introduced another variable and therefore his results are invalid.