Daily Practice

Filter by topic or difficulty. 5 random problems per session.

AMC8 2012 #13 © MAA
Jamar bought some pencils costing more than a penny each at the school bookstore and paid textdollar 1.43 . Sharona bought some of the same pencils and paid textdollar 1.87 . How many more pencils did Sharona buy than Jamar?
AMC8 2015 #16 © MAA

In a middle-school mentoring program, a number of the sixth graders are paired with a ninth-grade student as a buddy. No ninth grader is assigned more than one sixth-grade buddy. If frac{1}{3} of all the ninth graders are paired with frac{2}{5} of all the sixth graders, what fraction of the total number of sixth and ninth graders have a buddy?

AMC8 2012 #23 © MAA

An equilateral triangle and a regular hexagon have equal perimeters. If the triangle’s area is 4, what is the area of the hexagon?

AMC8 2012 #3 © MAA

On February 13 ”The Oshkosh Northwester” listed the length of daylight as 10 hours and 24 minutes, the sunrise was 6:57textsc{am} , and the sunset as 8:15textsc{pm} . The length of daylight and sunrise were correct, but the sunset was wrong. When did the sun really set?

AMC8 2013 #23 © MAA

Angle ABC of triangle ABC is a right angle. The sides of triangle ABC are the diameters of semicircles as shown. The area of the semicircle on overline{AB} equals 8pi, and the arc of the semicircle on overline{AC} has length 8.5pi. What is the radius of the semicircle on overline{BC}?
[figure]

Scroll to Top