What is a cell? Also how is the cell made

How would you write the factor of 17

What does 4a + (9a+3) equal

12.2 ounces of chocolate O"s for $2.42

Cereal costs $3.00 for a 12 ounce box, $4.00 for a 16 ounce box, and $5.00 for a 20 ounce box. Which size cereal box has the lowest price per ounce?

Express the following ratio in simplest form $0.45 : $4.50

If an electric circuit is not grounded, it is best to reach out and touch it to provide the ground. O A. True O B. False

A farmer has 45 acres of land and plants 17 apple trees on each acre. How many trees in total did the farmer plant? 765 trees 775 trees 865 trees 875 trees

What's the answer for 28/32

Leo, Gemmy and Hashimi share a prize in the ratio 3:2:4 Gemmy and Hashimi get 156 in total How much does Leo recieve?

the cost of painting a wall varies directly with the area of the wall. Write a formula for the cost of painting a rectangular wall with dimensions l by w. With respect to l and w, does the cost vay directly, jointly, or inversely?