Fthe velocity of a body changes from 13 m/s to 30 m/s while undergoing constant acceleration, what's the average velocity of the body? a. 21.5 m/s b. 17 m/s c. 28 m/s d. 19.5 m/s

u=13

v=30

s/t=u+1\2at

=13+431/2

=13+265.5

=278.5

emily ruth's annual premium is $1058.50

step-by-step explanation:

emily ruth is a female of 27 years age purchasing 20 year endowment insurance with face value $25000.

from the given table,

for females, the age of a male 3 years younger should be used.

so, we have to check for 24 year male for 20 year endowment.

it is 42.34 for every $1000 face value.

for a face value of $25000,

it is 25 * 42.34 = $1058.50

∴ emily ruth's annual premium is $1058.50

d) physical means can be used to separate the components of air.