You would cross multiply.
14 over 31.5
and X over 10.5
10.5 times 14 is 147
divide that by 31.5 which is 4 1/3
and that is how fast she can run
4 1/3 mph
Answer:
D) Distributive property
Step-by-step explanation:
We use distributive property because the 8 is distributed to the 7 and the negative three (it is negative because the expression can also be written as 8(7 + -3). This is how it will look after the distributing:
56 + -24
Answer:
1/4
Step-by-step explanation:
You can set up ratios or fractions for the matching sides.
A/B
1/4 = 1/4
1.1/ 4/4= 1/4
1.5/6 = 1/4
Answer:
k = 10
Step-by-step explanation:
The triangles angels added up must equal 180 degrees, and the top angle is 65 degrees by the 180 degree rule.
So 10k + 15 must equal the remaining 115
subtract 15 from each side and you get 10k = 100
divide each each by 10 and you get the answer of k = 10
Answer:
1) The discount is $4.05
The sale price is $18.45
2) The discount is $10
The sale price is $30
3) The discount is $2.6
The sale price is $23.4
Step-by-step explanation:
1) What is the discount and sale price for a haircut that originally cost $22.50 with an 18% discount.
Actual Price= $22.50
Discount = 18%
Finding discount:

So, the discount is $4.05
Finding Sale Price
The sale price can be found by: 
Putting values and finding sale price:

The sale price is $18.45
2) What is the discount and sale price for a sweatshirt that originally priced $40.00 with an 25% discount.
Actual Price= $40.00
Discount = 25%
Finding discount:

So, the discount is $10
Finding Sale Price
The sale price can be found by: 
Putting values and finding sale price:

The sale price is $30
2) What is the discount and sale price for a large pizza that originally cost $26.00 with an 10% discount.
Actual Price= $26.00
Discount = 10%
Finding discount:

So, the discount is $2.6
Finding Sale Price
The sale price can be found by: 
Putting values and finding sale price:

The sale price is $23.4