Joana is 4 years older than her brother. Which of the following expressions shows the sum if their ages if b represents joanas brothers age?

1.7million to 3.1million is what percent increase?

What is the algerbric answer to x-3=2

The side lengths of two different cubes are 35 cm and 42 cm. What is the ratio of the volume of the smaller to the volumes of the larger?

Find the volume of a pyramid with a height of 9 and a side length of 3.

Which expression is a difference of cubes? 9w^33-y^12 18p^15-q^21 36a^22-b^16 64c^15 - a^26

Simplify the expression 4x + 3 - x - 7

adam prepares a meal of shrimp and brown rice. it must contain exactly 6 g of fat and 10 mg of iron. each 5oz serving of shrimp contains 2 g fat and 5 mg iron. each 1 cup of brown rice contains 6 g fat and 7 mg iron.

At a darts game, the ratio of the score of player A to the score of player B was 16:5. If player A got a score of 80 at the game, what was player B's score?

Max Steel drives his 1969 Mustang 15 miles per hour. If there are 5280 feet in one mile and 60 seconds in one minute, how many feet can he go per second?

What is the equivalet fraction of 6 and 9ths?