**Answer:**

**Step-by-step explanation:**

holdup im gonna help

Answer: 60miles/hours

Step-by-step explanation:

From the question, a bus travels the 240 miles from Boston to New York and the bus departs at 11:00 a.m. and arrives in New York at 3:00 p.m. The time taken by the bus is (3:00pm - 11:00am) = 4 hours.

Average speed = Distance/Time

Average speed =240miles/4 hours

Average speed= 60miles/hours

The the average speed of this bus is 60miles/hour.

**Answer:**

If Ava is in Debt she will have 0 dollars. 0 represents how much money Ava has. Hope this helps!

**Step-by-step explanation:**

Answer:

8

Step-by-step explanation:

b(0.5) = 4

b = 4/0.5

b = 8

**Answer:**

$18.90

**Step-by-step explanation:**

Multiply the original price by the percentage

$21 x 10% = $2.10

You then subtract this from the original to get the discounted price

$21 - $2.10 = $18.90