Answer:
add 8 and 9 17
Step-by-step explanation:
Answer:2
Step-by-step explanation:
X - the number of questions he answered correctly
y - the number of questions he answered incorrectly
There were 40 questions on the test.

The correct answers were given 5 points each, the incorrect answers were given -2 points each. He made a score of 95.

Set 40-x and (-95/2)+(5/2)x equal to each other:

Johnny answered correctly
25 questions.
1.53
Since it is 0 in the thousands place it, doesn’t change.
Answer:
0.2
Step-by-step explanation:
We have,
Number of blue tiles = 2
Number of red tiles = 3
Number of yellow tiles = 5
Total number of tiles = 2 + 3 + 5 is 10
Now, the probability of picking a blue tile is:
The number of blue tiles divided by the total number of tiles:
2 ÷ 10 = 0.2