Range=±7%
Martin=71%, Lang=29%
Range for Martin=71%±7%
So, highest %=71%+7%=78%
Lowest %=71%-7%=64%
Therefore,range for Martin is between 64%-78% which is 14%
I think right is correct ( - 1, 5 )
Answer:
Yes
Step-by-step explanation:
1.2 is rational
Pick 1: 6 yellow out of 15 total marbles = 6/15 = 2/5
Pick 2: 6 yellow out of 15 total marbles = 6/15 = 2/5
Pick 1 AND Pick 2
2/5 x 2/5 = 4/25
Answer:
x=-4 and y=4
Step-by-step explanation:
(6x+9y)-(6x+7y)=12-4=8
--> 9y-7y=8
-->2y=8-->y=4
-->6x+7×4=4 -->x=-4