10 times the value of the digit 4 in the number 940.05

10 times the value of the digit 4 in the number 940.05 is 400.

Step-by-step explanation:

The given number is 940.05

In the given number [ 940.05], the place value of 4 is 4 tens .  

4 tens =

Now, 10 times 4 tens =

⇒ 10 times 4 tens =

Therefore, 10 times the value of the digit 4 in the number 940.05 is 400 or 4 hundreds.

54 km / hours

step-by-step explanation:

we need to convert seconds to hours

60 seconds = 1 minutes

60 minutes = 1hour

15 m         60 second   60 minutes

  * *         = 54000 meters/ hour

second     1 minute             1 hour

now we need to convert meters to km

1000 m = 1 km

54000 m       1 km

*   = 54 km / hours

hour               1000m