6.40 litres of air contains 5.00 litres of nitrogen and 1.34 litres of oxygen.

Work out the percentage of air that is:

a. nitrogen b. oxygen c. other gases

6. Marcus sold 6 pizzas. Sue sold 4 pizzas. If each pizza costs $10, how much did Marcus and Sue earn?

What is 2x + 3y = 13 x = 2 + 3y

F (x) = x+2; Find f (x-4)

Which the greatest value 562.71 562.17. 56.920

What is 4/5 times 1 1/16

Show up materialize

Selena's snow cones stand sells Small snowcones for $2 dollars and large snow comes for $3.50 one summer day she sold $163 worth of snow cones.

Whats the radius if a basketball?

What is 66 divided by 117216?

Consider f (x) = 1.8x - 10 and g (x) = - 4. A 2 column table with 6 rows. The first column, x, has the entries, negative 4, 0, 2, 4. The second column, f (x) has the entries, negative 17.2, negative 13.6, negative 10, negative 6.4, negative 2.8.