Felix and bea are cutting the grass. felix has cut 2/5 and bea has cut 3/8 how much of the grass are left to cut?

answer: 31/40 or 77.5%

step-by-step explanation:

make the fractions equivalent: 16/40 and 15/40

then add to get 31/40

last convert to percentage or leave as fraction 31/40 or 77.5%

set each factor equal to 0

4x-3 = 0

2x-1 = 0

solve for x.

4x-3=0

4x=3

x= 3/4

solve for x. 

2x-1= 0

2x= 1

x= 1/2

your answer should be 1/2 is less than or equal to x and 3/4 is greater than or equal to x

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation: