3. A merchant sold a pen for $6.90, thereby making a profit of 15% on the cost to her. Calculate:
1 answer:
Answer:
A.$6.44
B.$8.05
Step-by-step explanation:
A.$6.90/15%=$0.46-$6.90=$6.44
B.$6.44*25%=$1.61+$6.44=$8.05
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