Question

Raeana is twice as old as Madeline, and Laura is 10 years older than Raeana. If Laura is 50 years old, how old is Madeline? Let m represent Madeline’s age in years, and let r represent Raeana’s age in years.

Use tape diagrams to solve the problem.

Answer 1

Raeana =R

Madeline=M

Laura= L

L=50

R=50-10=40

M=40/2=20

Madeline is 20 years old