The percentage of birds in the zoo will be 15%
Answer:
180
Step-by-step explanation:
total ratio is 15
gallons of red =

gallons of yellow

gallons of blue

total =144+30+6
=180
To convert a decimal to a percent, multiply the decimal by 100, then add on the % symbol. An easy way to multiply a decimal by 100 is to move the decimal point two places to the right.
The amount of time Jill spent to do her homework
= 9 1/2 hours. which equals to 570 minutes.
Which means, the amount of times Jack needed to do his is
= 570 minutes x 1.5
= 855 minutes which equals to 14 1/4 hours
hope this helps