Answer:
There are total 55 counters out of which 11 are green and 44 are other color.
Step-by-step explanation:
This is a ratio and proportion question. There are c amount of counters in the box .
The chosen have the same ratio as in the box
Green : total
4: 20
11: x
Using cross product rule
x * 4= 20 *11
x= 20*11/4
x= 55
So there are total 55 counters out of which 11 are green and 44 are other color.
Benedict take 20 counters out of which 4 are green.
Answer:
f(x)=7x'3-2x'2+4x-5
you have to subtract the the exponents by one and multiply by the coefficient
f(x)=21x'2-4x+4
I hope this helps
Answer:
hmmm
Step-by-step explanation:
8 choose 3 = 8!/(3!*(8-3)!) = 8*7*6/(3*2) = 56
Answer:
9y 2x+0,4y=9 4=2,3
Step-by-step explanation:
