The diagram shows waves of sound travelling through the air.
By which factor is the sound intensity decreased at 3
meters?
A) 1/9
B) 1/3
C)1/2
D)1/4

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

explanation:

newton's third law, for every action there is an equal and opposite reaction.