Homework Help: 7th grade math Ms. Sue please help I have no idea!

Posted by Delilah on Monday, November 5, 2012 at 10:19pm.

#10 On a blueprint, 1 inch = 13 feet. If the dimensions of the playroom on the blueprint are 0.35 inches x 1.25 inches, what are its actual measurements? *
*Show all your work for full credit*

#11 The coordinate of rectangle ABCD are given. Find the coordinates of its image after a dilation with the scale factor of 2.
A (2,4) B (-3, -1) C (0,9) D (6,-4)

#12 Your friend has a mini train set modeled after a real train. The model of the train is 6 feet long and 3 feet wide. The actual train is 70 yards long. What is the train’s actual width? If necessary, round to the nearest tenth of a mile. *
*Show all your work for full credit*

CAN YOU PLEASE HELP ME I HAVE NO IDEA HOW TO DO THIS PLEASE PLEASE PLEASE!!!!

7th grade math Ms. Sue please help I have no idea! - Ms. Sue, Monday, November 5, 2012 at 10:25pm
10. Multiply the dimensions by 13.

11. I don't know.

12. There's an error in this problem.
7th grade math Ms. Sue please help I have no idea! - Savannah, Monday, November 5, 2012 at 10:36pm
actually i got #12 its 6/3 = 70/h
6 x h = 3 x 70
6h = 210
6 ÷ 6 = 210 ÷ 6
h = 35
7th grade math Ms. Sue please help I have no idea! - Delilah, Monday, November 5, 2012 at 10:37pm
Ms. Sue? Is Savannah's answer correct?
7th grade math Ms. Sue please help I have no idea! - Ms. Sue, Monday, November 5, 2012 at 10:40pm
No.

The actual train is 70 yards long -- but you're supposed to state the width in miles???? That doesn't make sense.
7th grade math Ms. Sue please help I have no idea! - Delilah, Monday, November 5, 2012 at 10:44pm
ok, put aside that question, what i 11????? i cannot figure it out
7th grade math Ms. Sue please help I have no idea! - Nicole, Wednesday, November 7, 2012 at 9:20pm
Cut a piece of ribbon 6.18 m long into 6 equal pieces

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