The answer would be C. If you simplify the 12/9 by 3 it would simplify to be 4/3 and 4/3 = 4/3. You can also cross multiply 4/3 = 12/9. 4(9) = 12(3) both would equal 36 so they would be proportional.
21-13=8
8/2=4
Each notebook costs $4
Hope this helps :)
Answer:
1. Option D.
2. Option A.
Step-by-step explanation:
1. You need to follow these steps in order to estimate the sum of
:
Step 1: Add the digits in the ones places of the whole numbers (these are: 8, 9 and 5).
Step 2: Round the decimals to the nearest whole number:
Step 3: Add them together:
2. The procedure to estimate the difference of
is:

Rounded to the nearest whole number:

Answer:
6000
Step-by-step explanation:
if 1 kilometer equals 1000 meters then 6 kilometers is equal to 6000 kilometers
The metric system is based on power os 10’s- brainest pls xx