Un elevador hidráulico se utiliza para subir un automóvil de 14,500N. si el
radio del pistón pequeño es de 4 cm y el
radio del pistón grande es de 17 cm,
encuentra la fuerza que se tiene que
ejercer sobre el pistón pequeño para
levantar el automóvil.

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

a longitudinal wave moves energy that is to the direction of the wave’s movement. - true