Please help me with this question.

1:4

Step-by-step explanation

if the ones with nuts are 1/5 it means that the ones without is 4/5

1/4 is the same as writing 1:4

1/4

Step-by-step explanation:

1/5 contain nuts => 4/5 do not contain nuts

(1/5):(4/5)=1/4

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2