there are 8 boys and 7 girls in the math club. Show two different ways to make a ten to find how many children in all are in the math club.

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

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