What is 2 times 2?

A. 100

B. 20

C. 5

D. 16

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

How to solve a simultaneous equation involved with fractions?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?