Why are euglenas and volvox green?

The table shows the cost of several items at a restaurant including tax. Pia ordered a salad and a drink. She paid with a $20 bill. How much change should she receive? $

the area of a rectangle is x^2+3x-4 the width of the rectangle is x-1. determine the ratio of the area to the width

Which unit of program code takes Inputs, performs operations on these inputs, and returns the outputs? statement variable constant function

There were 22,869 children, 49,563, and 2,872 more women than men at the fair. how many people were at the fair?

Least common multiple of 8 40 and 64?

At the local burger restaurant, you can get 4 value meals for $21.88. How much is each value meal?

A pack or cardinal flower seeds cost $4.00 and a pack of petunia flower seeds cost $2.50. You buy the same number of packs of each type of the flower and spend $39. How many packs of each do you buy?

Suppose the circumference of a circle is 24 pi. What is the radius of the circle?

One parrot species that feeds on large seeds nests is in the same tree as a parakeet that feeds on small seeds. How are the birds able to coexist?

A store owner buys backpacks at a certain price and sells them at a higher price. The difference is called the markup. If she pays $21 for a backpack and adds a 40% markup on the price she paid, what is the selling price?