A student 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?

3 equivalent ratios for : 4/3

Simplify 7x - 4 (6-x) + 12

0.65 is 10 times as much as

What is the area of a triangle whose base is 15 centimeters and whose height is 10 centimeters

An airplane pilot over the Pacific sights an atoll at an angle of depression of 5. At this time, the horizontal distance from the airplane to the atoll is 4629 meters. What is the height of the plane to the nearest meter?

Why is there so much snow in Colorado right now

When two identical ions are separated by a distance of 4.2*10-10, the electrostatic force each exerts on the other is 5.2*10-9?

A local shelter had 60 animals waiting for homes. Many pets at the shelter were cats. If 70% of the pets were cats. How many cats were at the shelter.

Which set of values could be the side lengths of a 30-60-90 triangle? A. {4,4/3,8/3} B. {4,4/3,8} C. {4,4/2,8} D. {4,4/2,8/2}

There are 32 students in the 6th grade at Garden Valley Middle School. Eight of them have freckles. What is the ratio of 6th graders with freckles to the total number of 6th graders? A. 4:1 B. 1:3 C. 1:4 D. 3:1