Answer:
C) 78%
Step-by-step explanation:
You can use process of elimination for this one. So first, obviously it wont be lower than the last test score which is at 65%, so you can mark off A and B. Then, if you notice the test scores fall right next to the big blue line, so find 9 hours, and then look all the way up to where it touches the line and you can see it is about a little less than 80%, which can mean that it obviously ain't D, so it is therefore C. I hope this helps :)
Answer:
-8m +24 -32n
Step-by-step explanation:
(m-3+4n)*(-8)
Distribute the -8 to each term inside the parentheses
-8*m -8*-3 -8*4n
-8m +24 -32n
Create an equation from the word problem. 'of' indicates multiplication, 'decreased' indicates subtraction, 'increased' indicates addition. Let's use 'x' for the number.
Now solve for 'x'. Subtract 3/10x to both sides:
Add 13 to both sides:
Divide 4/10 to both sides or multiply by its reciprocal, 10/4:
Answer:
C. 48
Step-by-step explanation:
336/7 is 48
Answer:
13000
Step-by-step explanation:
1.3 x 10^4= 13000