Christina used 21 centimeters of tape to wrap 3 presents. How much tape will Christina need in all if she has to wrap 5 presents? Solve using unit rates.

Respuesta :

Answer:

35 cm

Step-by-step explanation:

(21/3)(5) = 35 cm

21 cm/3 presents = 7 cm per present

7 cm x 5 presents = 5 cm