21 squared 2
Step-by-step explanation:
2 hours because 6 times 2 = 12 and 4 times 2 = 8 and 8 + 12 =20
It would have been helpful if you put the picture
2 miles: 1/2 hour
? mile: 1 hour
(2÷1/2)mi/h or B is your final answer. Hope it help!
Hey!
RS = 15 and RT = 18. Subtract 18 from 15 to get your answer.

<em>That means your answer is 3</em>
