Their distance differs by 15 miles for each hour of travel time. Thus, the travel time of interest is
.. (180 -144) miles/(15 miles/hour) = 2.4 hour

The red car's speed is 180 mi/(2.4 h) = 75 mi/h.
The blue car's speed is 144 mi/(2.4 h) = 60 mi/h.

5 0

2 years ago

Rewrite the fraction as a decimal 13/11 = Round to the nearest hundredth.

Allisa [31]

Answer:

1.18

Step-by-step explanation:

4 0

3 years ago

What are the a b and c values of 3x^2-4x=20

joja [24]

Answer:

$a = 3, b = -4, c = -20$

Step-by-step explanation:

<u>Step 1: Find the a, b, and c values</u>

$ax^2 + bx + c = 0$

$3x^2 - 4x - 20 = 0$

The a value is: 3

The b value is: -4

The c value is: -20

Answer: $a = 3, b = -4, c = -20$

8 0

3 years ago

There are 438 students at a middle school. If 38% of the students participate in after school sports what would the number of st

umka21 [38]

Answer:166

Step-by-step explanation:438x.38=166

438 being the total amount of students

.38 being the 38% involved (moved percentage two to the left to make it a decimal)

6 0

2 years ago

How do I get the answer to this​

How do I get the answer to this