contestada

An object moves at a speed of 20 yards per second.
What is the object's speed, in feet per second?
(1 yard = 3 feet)
A) 17
B) 23
C) 50
D) 60

Respuesta :

Let's see

[tex]\\ \rm\Rrightarrow speed=20yd/s[/tex]

  • See unit given to change is ft/s
  • So only numerator we need to change

[tex]\\ \rm\Rrightarrow Speed=20(3)=60ft/s[/tex]

Option D

Otras preguntas