Mary estimated that it would take 3 hours to write a book report, but it actually took her 5 hours. What is the percent error for her estimate? (Hint: subtract and then divide by actual number)

In ABC, AC = 13 and BC = 18 as shown. Which inequality describes all possible lengths of AB? A. 13 < x < 18 B. 13 < x < 18 C. 5 < x < 31 D. 5 < x < 31

Together, two apples have 1/5 gram of fat. How many apples have a total of 4 grams of fat? what would a proportion be for this problem?

The following data was collected on a cheetah its ran 1/2 mile in 2/3 min, 1/4 in 1/3 min, and 3/4 mike in 1 min. Explain how you know this is a proportional relationship

Dentro de 15 años la edad de Jorge será el doble de la de Eduardo si hace 6 años la de Jorge era triple la de Eduardo, hallar la suma de las edades actuales de ambos

57 rounded to the nearest tenth

Thomas has a bag with 7 green marbles, 5

identify the vertex of the graph tell whether minimum or is it maximum. y equals - 1 and xbox equals - 4

como calcular la cantidad de horas por proyecto si un contratista tiene 5,000 horas-hombres y el costo es de $10 y $12 por proyecto para un total de $55.000 horas-homres

A city had population 67,255 on January 1, 2000, and its population has been increasing by 2935 people each year since then. A linear model for the population P, where t is in years after 2000, is

A recipe that makes 6 servings calls for 1/2 cup of butter. Nancy modifies the recipe so that it can serve 8 How many cups of butter does Nancy need?