15. Aroon has 180 cat toys to pack in boxes. He packs 30 toys in each box. How many boxes does he need? Write an equation using the letter n to stand for the unknown factor. Explain how to find the unknown factor?

There are 3 glasses of water in each one liter bottle. how many liters in all would 9 people need if they each drank 2 glasses of water?

The top of an ice cream cone had a 2.25-inch diameter. What is its circumference?

A chemist needs to make 1000mL of a 30% alcohol solution by mixing 25% and 55% solutions. How much of each should she use?

What is (8-2i) - (5+3i) in complex numbers?

Solve for a =50=15a Simplify your answer as much as possible.

Waht is the difference between 148 and 400

Suppose y varies directly with x, and y = 10 when x = - 5. Find x when y = 12. x=? (Simplify your answer.)

Tell whether the triangle with the given side lengths is a right triangle. 3.9 mm, 8.0 mm, 8.9 mm

It is found that there is a relationship between the weight of an airplane and the maximum speed it can travel. The results were published claiming that a lighter airplane can travel faster. What is the problem with reporting the result this way?

What is an addend in addition