the probability of getting tails up is 30/50 or most likely
the probability of getting a blue marble is 18/5 or least likely
The partial quotient is 23
Answer:
2x+9y=18
Step-by-step explanation:
Distribute the denominator
y=-2/9x+2
9y=-2x+2
9y+2x=2
im sorry if this is wrong
Answer:
1.46
Step-by-step explanation:
First find the the mean score before he made a 90.

Now add the score of 90 and calculate.

Subtract the two scores.

His mean test score increased by 1.46.
The anwser would be -15
3 x (-5) = -15