A soprano sings her high note during extended lunch hitting a 1,200 Hz note.  The outside air temperature is 30 oC.  What is the speed of sound that day? ​

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

i think the answer is a, hope this is right, that would be my best guess.

answerdmitry mendeleyev made a workable classification of the elements

1 is a answer of a question