Heather's age is 3 years more than half her cousin Rachel's age. If the difference in their ages is less than 4 years, what is the oldest that Rachel can be in years?

X^2 + x-12 = 0 if a is a solution of the equation above and a> 0, what is the value of a?

Hurricane Katrina dropped about 14 inches of rain over a 48! hour period

Use double angle to rewrite 12sinxcosx

What's is all real numbers?

A spinner has 4 equally-sized sections, labeled A, B, C, and D. It is spun and a fair coin is tossed. What is the denominator of the simplified fraction representing the probability of spinning "C" and flipping "heads"?

If a shape is a regular octagon with eight sides which of the following must be true Check all that apply A=it is symmetrical B=it has eight lines of symmetry C=it has reflectional symmetry and D=it has exactly one line of symmetry

What does range mean in math

What is 2 5/8 times 1 2/3

An object that weighs 1 pound on earth weighs only 0.17 pounds on the moon. Zach's dog weighs 17 1/2 pounds on earth. How much more does his dog weigh on earth than on the moon?

GCF using monomials 63p and 84