If Mary is 16 years old, which is 4 times as old as her brother, how old is Mary?

What is the center and radius of the circle with the equation x2 + y2 - 10x - 12y + 36 = 0?

Use partial quotients 6 divided by 258

As a sales rep you average 24 calls in 3 days. The work month has 22 days with one day for a holiday. How many calls can you expect to make this month?

Formulate the indicated conclusion in nontechnical terms. Be sure to address the original claim. Carter Motor Company claims that its old sedan, the Libra, would average less than 19 miles per gallon in the city.

George has a square sandbox in the backyard. the sandbox has an area of 160 square feet. to the nearest foot, what is the length of one side of the sanbox?

X + 2 = 6.3 What is the number to replace the variable x

Lathematics 1. There are 150 students in a college of whom 66 play basketball, 45 play cricket and 42 play soccer, 27 play exactly two of three sports & 3 play all of three sports, How many of 150 play none of 3 sports?

815 divide by 9 work

Tracy used mental math to find 7*38 as shown below. what is x? 7*38 = 7 (40-2) = 7 (x) - 7 (2)

Write an equation for the calculation subtract nine from double 14