Answer:
(0,2)
Step-by-step explanation:
The y intercept is the value on the y axis where it crosses. The x value is zero
It crosses at y =2 and x=0
(0,2)
The pet store has 12 reptiles.
5/12 reptiles are turtles, so 5 reptiles are turtles
2/12 reptiles are snakes, so 2 reptiles are snakes
5 plus 2 is 7
12 minus 7 is 5
there are 5 lizards
5/12 of the reptiles are lizards
There are 36 green marbles. The ratio of white to green is 5:12, and 5+12=17. 17x3=51. Multiplying the ratio by 3 gives 15:36. When added, these numbers add to 51. So, there are 15 white marbles and 36 green marbles.
Answer:
Yes, it will be 1,650 alarms
Step-by-step explanation:
All you needed to do was divide 198 by 12, since it's 12%, to find the unit rate. That multiplied by 100 is 1,650.
Answer:
Yes
Step-by-step explanation:
The z-score corresponding to a number or score can be calculated using:
Where x stands for the individual scores, and
stands for the mean.
Since
for all numbers or scores below the mean, the difference will always be negative these values below the mean.
This will always result in a negative z-score for all numbers below the mean.