What is 4 9/10 expressed as a decimal? enter your answer in the box.

4.9

Step-by-step explanation:

To express 4 9/10 as a decimal, first we will convert the fractional part which is 9/10 of the mixed fraction given to decimal.

9/10 in fraction will give 0.9

Then 0.9 will be added to 4 to give the total decimal number i.e;

4+0.9 = 4.9

This shows that the value of 4 9/10 expressed as decimal is 4.9.

Note that when converting to decimal, it means we want to introduce a 'decimal point' in the value.

since the airplane is moving with constant speed then the distance travelled can be calculated by x=u*t

in km/h would be:

x=640*3.5=2.240 km

in m/s would be:

u=640 km/h= 640.000 m/h =640.000/ 3600 m/s =177.8 m/s

t= 3.5 h= 3.5 * 3600 s=12.600 s

then x=u*t= 177.8*12.600= 2.240.280 m

687.09 dollars       happy now

step-by-step explanation: 6870

1857 times .63 equals 1169.91 subtract that from 1857 you get 687.09