Ninety-nine percent of all kinds of plant and animals that have ever lived are now extinct. write ninety-nine percent as a fraction and as a decimal. plzzz

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show