Answer:
Step-by-step explanation:
Similar triangles
Cross multiply
2*(x+2) = 3*x
2x + 2*2 = 3x
2x + 4 = 3x
Subtract 2x from both sides
2x + 4 -2x = 3x - 2x
4 = x
x = 4
Answer:
74
Step-by-step explanation:
Average is the sum of all the numbers divided by the number of numbers.
We will take average of Quizzes, Homeworks, and Tests. And multiply that by respective weights and find the weighted average of the 90%.
Quiz Avg:
(84+90+72)/3 = 82
Homework Avg:
(80 + 100 + 90)/3 = 90
Test Avg:
(64+72)/2 = 68
Now, weighted avg =
Rounding it off, we get "74", the correct answer.
Answer:
1.3 < 1.7
Step-by-step explanation:
thats the option C dude
15 divided by 8, you get 1 and 7/8
Answer:
Step-by-step explanation: