Formula : Amount of change / Original amount
1. 144 - 90/ 144
2. Subtract 144 and 90
3. 54/ 144
4. Divide 54 by 144
5 0.375
6 Move the decimal two places to the right.
7. 37.5 %
Answer: 37.5% is the markup rate
Answer:

Step-by-step explanation:


taking like terms together

taking LCM


taking LCM

splitting the term

splitting the term



we know that

putting this value in above equation

Answer:
3140
Step-by-step explanation:
If they made 314 kilometers per day and they worked for 10 days, multiply:

The total length of the road is 3,140 kilometers.
Answer: -8r+12
Step-by-step explanation: