Treyfish316 Treyfish316
  • 02-09-2018
  • Physics
contestada

A race car driver must average 200km/hr for four laps to qualify for a race. Because of engine trouble, the car averages only 170km/hr over the first two laps. What is the average speed must be maintained for the last two laps

Respuesta :

toonietown
toonietown toonietown
  • 02-09-2018
the average speed would have to be 260 km/hr due to the driver originally going 30 km/hr too slow the first two laps
Answer Link

Otras preguntas

Please help ^^ thank you
-2.2-(-4x-2)=-(-x-3.1)
What is the value of x if e3x+6=8
Evaluate -3x 3 y 2, if x = -2 and y = -1. -24 24 36 -36
Please help! Thank you!
Vi walks five days each week.She walks the same distance on the first two days.On days three and four,Vi walks twice as long as on the first two days.On day fiv
2. Explain why it is unlikely that New York City will ever have a major earthquake.
the united states went through an economic blank after the american revolution
as a lifeguard, sara earns a base pay of $80 per day. if her day involves swim instruction, sara earns an additional 9t dollars, where t represents the number o
Views that demonstrate prejudice in favor of or against some attribute, background, or other characteristic are best referred to as which of the following selec