Which substance is a heterogeneous mixture? Cheddar cheese

clean air

Granola bar

Drinking water

Granola Bar

heterogeneous:  Makeup of the object can be separated:  In this case; oats, nuts, fruit etc.

Explanation:

All the other options are homogenous.  

Cheddar cheese:  consistent make-up

Drinking water:  H20 plus sanitizers like chlorine but is not separable

Clean air:  Oxygen and nitrogen mixture

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

6 cos 34, 6 sin 34 trig