Yes it is. When you simplify the girls ratio( 12:30 by 6)you'll get 2:5. When you simplify the boys ratio( 16:40 by 8)you'll get 2:5. So it is the same ratio.
Answer:
-7
Step-by-step explanation:
You divide -3 on both sides to get the variable by itself, so -3 divided by 21 is -7
Answer:
left side
Step-by-step explanation:
hope that will help you
The first one is 2.52 × 10 to the negative third power while the second one answers 1.11850 × 10 to the positive five power
