Mary is twice as old as Susan. Susan is five years younger than Janet. Janet is 12 years old. How old is Mary?

The cost of annual tution at a university increased from $10,500 to $11,300. what is the percent increase in tution to the nearest tenth of a percent? solution and answer

Solve equations and justifying - 30=-6 (r+7)

How would you describe the lines represented by railroad tracks?

Ross collects lizards, beetles and worms. He has more worms then lizards and beetles together. Altogether in the collection there are 31 heads and 78 legs. How many lizards does Ross have?

Sam rotated parallelogram ABCD 270 counter clockwise around the origin if angle a is 120 and angle B 60 what is the degree measurement of angle B

How do u skip count in 3

What is a expression that is equivalent to 5 (3x+2z)

64% of animals at an animal shelter are dogs. About what fraction of the animals at the shelter are dogs

Adam has decided to paint his house. What is the probability he will paint the south side of the house first?

What is the value of the expression? 1/6 + 1/6