Which algebraic expression represents the phrase “four times a number”?
a. 4 c
b. c - 4
c. 4÷c
d. 4c

Ineed in figuring out this problem.

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly