Lia has 7 blue pencils and 28 red pencils. Maria has 14 blue pencils and 42 red pencils, and Tia has 10 blue pencils and 30 red pencils. Which girls have the same ratio of blue pencils to red pencils?

Lia and Tia

What is the relationship between (x-5) and polynomial 2x^2-7x-15

An object that weigh 1 pound on earth weigh only 0.17 pound on the moon zacks dog weighs 17 1/2 pounds on earth. how much more does his dog weigh on the earth than the moon

At the instant the traffic light turns green, an automobile starts with a constant acceleration a of 2.70 m/s2. at the same instant a truck, traveling with a constant speed of 8.50 m/s, overtakes and passes the automobile.

Which expresión is equivalent to (2^3) ^-5

Which of the following is the best linear approximation for f (x) = cos (x) near x = π/2

A woman is traveling with a wolf, a goose, and a mouse. She must cross a river in a boat that will only hold herself and one other animal. If left to themselves, the wolf will eat the goose and the goose will eat the mouse.

Does - 3 (x-4) = - 3x=12 have one solution, many solutions, or no solutions at all?

Solve the inequality - 6>-2/3

How is adding integers similar to adding whole numbers how is it different?

Preston drew a blueprint of an additional room he is planning to add to his house. On the blueprint, 2 centimeters is equal to 3 feet in the actual room.