a car reduced its speed in a ratio of 2 to 3 if the final speed was 90 km per hour then what was the original speed.
1 answer:
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Answer:
Second option:
Step-by-step explanation:
Let be "x" the number of candy bars Brady sold on Saturday.
For this exercise you need to analize the information provided in the exercise.
According to the information provided, Brady gets paid $2 for every candy bar he sells. This can be expressed as:
You know that Brady made a total of $90 on Saturday; this mean the product of is 90.
Based on this, you can write the following equation that represents the number of candy bars Brady sold on Saturday:
Observe that this matches with the second option.