2 were older than 40 and the rest were younger then 20
Answer:
See below
Step-by-step explanation:
Remember the quotient identity
, so you need to take the reciprocal of the sine value for the given angle in order to get the cosecant value for that same angle.
When you divide 7/8 by 1/5, which is equal to 7/8 • 5/1 which you get 35/8 or 4 3/8, answer is C