A grandmother wants to spend at least $40 but no more than $60 on school clothes for her grandson. T-shirts sell for $10 and pants sell for $20. How many T-shirts and pants could she buy?
1 Answer
Using all of the $60
Explanation:
Let me introduce you to a couple of new terms. These tend to be used in the contexts of ranges of something.
In this case we have a maximum value: Term
In this case we have a minimum value: Term
The difference between upper and lower bound is $20. This is the price of 1 pair of pants.
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3 pants
2 pants
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1 pants
So we have
2 pants and 2 T_shirts
1 pants and 4 T_shirts