Clara estimates that the length of a hiking trail is 5.75 kilometers. She later learns that its actual length is 6.25 kilometers. What is the percent error in Clara's estimate, to the nearest tenth of a percent?

7.7%

8.0%

11.0%

11.5%

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?