Yes, all numbers are real numbers because a number is a number, and nothing can change that. I hope this helps you!
Theres about 800 different combinations, i'm not sure though, i'm sorry if i'm wrong
Find total instruments:
20+20+45+15 = 100
20 are brass
The portion would be number of brass over total:
20/100 which reduces to 1/5 are brass
Answer:
<h3>
B(7, 3)</h3>
Step-by-step explanation:
Point P(5, -1) being the midpoint of AB means that 
and 
Answer:
the guinea pig is 21 cm longer
Step-by-step explanation:
fish = 40 mm
guinea pig 25 cm
convert the fish to cm
1 cm = 10 mm
40 mm * 1 cm/10 mm = 4 cm
guinea pig - fish
25 cm - 4 cm
21 cm
the guinea pig is 21 cm longer
