Ask question

Ask question

All categories

Natasha2012 [34]

2 years ago

9

It takes Kim 7 hours to proof a chapter of Hawkes Learning Systems' Introductory Algebra book and it takes Harding 2 hours. How

long would it take them working together? (Round your answer to two decimal places.)

1 answer:

Olegator [25]2 years ago

3 0

It would take them 4.5 hrs working together

You might be interested in

Kevin jogged 2 1/2 miles in 1/3 of an hour. What was his average rate in speed in miles per hour? Show your work.

Arlecino [84]

Answer:

7.5 miles per hour

Step-by-step explanation:

Average Speed = Total Distance/Total Time

$\frac{2 \frac{1}{2} }{\frac{1}{3} }$ = 7.5 miles/hour

Answer from Gauthmath

3 0

3 years ago

I need to know the answer to the second one.

Debora [2.8K]

Travis got 43 dollars

Robin collected 35 percent more so we can model this with

Travis + (Travis x .35)

43 + 15.05 =58.05

Jessica colelcted 20 percent less so

Travis - (Travis x .20)

43 - 8.6 = 34.3

34.4 + 58.05 + 43 = 135.45

C is the closest

7 0

3 years ago

Read 2 more answers

Joey organised a large wedding

VikaD [51]

Answer:

can you tell me more details?

Step-by-step explanation:

5 0

2 years ago

Read 2 more answers

In a 3 hour examination of 350 questions, there are 50 mathematics problems. if twice as much time should be allowed for each ma

Margarita [4]

Answer: 7 minutes

Step-by-step explanation:

350/50=7

3*2.3333=7

3 0

3 years ago

Here is a list of numbers: <br> 5, 4, 11, 9, 5, 19, 17 ,15 ,6 ,16 <br> State the median.

Anastaziya [24]

Answer:

(9+11)/2 = 10

Step-by-step explanation:

The value in a set which is most close to the middle of a range.

3 0

3 years ago