An penguin is 45 inches tall. It is 24 inches taller than a rockhopper penguin. Write and solve an equation to find the height of a rockhopper penguin. Is your answer reasonable? Explain.

If 2x+5=8x then 12x=?

The perimeter of a rectangle is 54cm if the length is 2 more than a number and the width and is 5cm less than twice the same number what is the number

A farmer wishes to build a rectangular plot with 800 meters of wire fencing. use calculus to find the maximum area that can be enclosed by the fence

He length of a rectangle is 1 inch less than twice it's width. If the width is w inches, which expression gives the length?

It takes 1.5 hours for john to mow the lawn. linda can mow the same lawn in 2 hours. how long will it take john and linda, working together, to mow the lawn?

Honda Atlas issued 100,000 shares of stock. In 1990, each share of stock was worth Rs. 152.50. In 1993, each share of the stock was worth Rs. 21.20. How much less the 100,000 shares worth in 1993 than in 1990?

What is three billion, six hundred five million, twenty thousand, nine hundred eighty two in standard form

A baby has 4 pink rocks, 7 red rocks, 3 white rocks and 1 black rock what is the probability of getting a red rock

F (2) = 2 (4) - 3 (2) + 7

The difference of a number and five is negative one. Find the number.