Mary and her brother John collect foreign coins. Mary has twice the number of coins that John has. Together they have 105 foreign coins. Find how many coins Mary has.

Value-Mart is advertising a Back-to-school sale on pencils. A pack of 30 sells for $7.97, whereas a 12-pack of the same brand cost for $4.77. Which is the better buy? How do you know?

Simplify the expression - 7 (-10-6) + 1v+10v

Which distance measurement is the most precise? A - 6.2 centimeters B - 15 kilometers C - 1 meter D - 2.03 miles

X - 5 = 10 what is x?

You buy a new cell phone for $79.99. The sales tax on the phone is 7%. What is the total cost for the cell phone?

A stray dog ate 13 of your muffins. that was 3/10 of all of them. with how many did you start with

The length of a rectangle is 10 more than four times the width. The perimeter of the rectangle is 170 inches. Find the length and width.

Mofor's school is selling tickets to the annual talent show. On the first day of ticket sales the school sold 4 senior citizen tickets and 6 student tickets for a total of $96.

2 units left and 3 units down

Eight sided dice can be described as two square based pyramids stuck together at the bases. Their faces are equilateral triangles.