C is also the best answer
Answer:
take 40 degree as reference angle
using sine rule
let opposite be x
sine 40=opposite/hypotenuse
0.64=x/7
0.64*7=x
4.48=x
Step-by-step explanation:
10000:100*11=1100 income per year
21000-10000=11000 need to have income
11000:1100=10 years will pass time
Probablity=desiredoutcomes/totalpossible
total possible=number of cards or number of letters which is 8 letters
desired is number is the letter "I", which is 3
3/8 is probality
in favor it is 3:5, because we are looking at odds of picking vs not picking
not is 5/8
3:5 s answer
A is answer