Question

a car has to cover 280 km/hour. What should be it's speed after that to reach the destination in the desire time​

Answer 1

in 1 hr 280 km mark me as brainest

Answer 2

Answer:

∴ The speed of a car should be $280$ km/hr.

Step-by-step explanation:

In context to question asked,

• We have to find the speed of a car to cover a distance of $280$ km in one hour.
• Speed is defined as the ratio of distance by time.
• Formula of Speed is given by,

         Speed = $\frac{Distance}{Time}$

                   = $\frac{280}{1}$

                   = $280$ km/hr

• ∴ The speed of a car should be $280$ km/hr.