Abox contains 144 marbles, which are either red or blue. if there are 3 times as many red marbles as there are blue marbles in the box, how many red marbles are in the box

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next