Answer:
20 blue, 10 red, 40 yellow. There are no clues to how many black.
Step-by-step explanation:
first one is C and second is D
thx
560=3s+b
b.
560=3×150+b
b=560-450=110
when s=149,b=560-3×149=560-447=113
s=2,b=560-3×2=560-6=554
s=1,b=560-3×1=557
s=0,b=560-3×o=560
so domain of b={110,113,116,...,554,557,560}
No photo?