Answer:
no
Step-by-step explanation:
The second purchase is exactly half-again larger than the first purchase, so sheds no light on the relative costs of the items. The per-item costs can be found when the ratio of items purchased is different from one buy to another.
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We can only say that the cost of 1 pear and 3 apples is $7.
Yes it is also a 50% decrease.
The answer is c because you need to multiply both numbers inside the parentheses by the number on the outside
15-9= 6 the difference is 6 people. i hope this is what you were looking for.