Answer:
A, B, D because the sum of them is equal to 18
Step-by-step explanation:
Adding them
Answer:
get 1 … what? free? half-price? something else?
Let x= price of 1 item
Then 3x= price of 3 items
Buy 2 , get 1 free
Total cost =2x
Discount =3x−2x=x
Discount percentage =x/(3x)=0.333…=3313%
Buy 2 , get 1 half price
Total cost =2x+0.5x=2.5x
Discount =3x−2.5x=0.5x
Discount percentage =0.5x/(3x)=0.1666…=1623%
Answer:
191 boys
Step-by-step explanation:
4/153 = 5/x
4x = 153 * 5
4x = 765
x = 765/4
x = 191.25
There are 191 boys.
Answer:
Step-by-step explanation:
That means the chance of getting blue = 12/20
12/20 = 6/10
6/10 = 3/5
also, 3/5 = 60%, or .60