a boy runs at an average 5 km/h in a cross country race. the circuit is 6 km long. At the halfway point, the boy increases his average speed to 6km/h. How long does it take the boy to complete the race?

What could explain what happened when the time was equal to 120 minutes

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jada’s monthly budget