Answer:
Red = 25/32768
Blue = 4/64
Step-by-step explanation:
Green Marbles = 1
Red Marbles = 5
Blue Marbles = 2
Probability of picking a red marble = 5/8 x 5/8 x 5/8 x 5/8 x 5/8 = 25/32768
Probability of picking a blue marble = 2/8 x 2/8 = 4/64
Answer:
d
Step-by-step explanation:
a is incorrect because
20/32=10/16=5/8
b is incorrect because
10/7=1.42 and 7/10=0.7 which don't equal each other
c is incorrect because
4/6 equals 2/3 not 3/5
d is correct because,
18/48=15/40
I am not sure if it is the best but heres one way to do it
Answer: multiply the original amount by 1- the percent of increase.
Step-by-step explanation: hope this helps !
