4.50 is 450 percent
because it is greater than 1, we know it is more than 100%
Answer:

Step-by-step explanation:
we have

we know that

Applying difference of square

Answer:
10$ I think
Step-by-step explanation:
2*30=60
90-60=30
30/3=10
Mammals: If the number of Mammal exhibits is 25 and there are 75 total exhibits, the Mammal exhibits are 1/3 of the total exhibits at this Zoo. The ratio for 1/3 is 1:3, which is 25:75 in most complex form. That's 33.3 as a percentage, or 33.3%.
Reptiles: If the number of Reptile exhibits is 15 and there are 75 total exhibits, the reptile exhibits are 1/5 of the total exhibits here. The ratio for 1/5 is 1:5, which is 15:75 fully written out. This as a percentage is 20%.
I'll message you the other half of the answers.