Answer: 3:5
Step-by-step explanation:
33x-54y=6x+6y-3x-10y
33x-54y=3x-4y
30x=50y
3x=5y
Answer:
The improper fraction 8/5 can be changed to the mixed number 1 3/5 by dividing the numerator (8) by the denominator (5). This gives a quotient of 1 and a remainder of 3.
Step-by-step explanation:
Greatest common factor of 18 and 12 is 6
18/6 = 3
12/6 = 2
so she can make 6 bags...each containing 3 chocolate bars and 2 bags of cookies
Answer:
The top one
Step-by-step explanation:
Just count how many are in each catagory
Use symmetry and find z so that probability is:
(100-39)/2
=61%
=30.5%~0.305
From the z-table:
z=-0.51
Answer: -0.51
