2 years ago

Ten cookies and three brownies costs 11.25 six cookies and nine brownies costs 15.75 what is the cost of cookies

Mathematics

1 answer:

Dmitry_Shevchenko [17]2 years ago

7 0

Answer:

Step-by-step explanation:

9x=15.75

x= 1.75 COST OF BROWNIES

3*1.75 X = 11.25

5.25 X = 11.25

COST OF ONE COOKIE= 2.14$

COST OF COOKIES: 6$$

You might be interested in

In the right triangle shown m

GREYUIT [131]

I needa see it tho for I could help

8 0

3 years ago

Read 2 more answers

Find the value of x and 3x.

kozerog [31]

Answer:

x = 90°

3x = 270°

Step-by-step explanation:

Split the shape in half through the plane of 3x and x.

We can find the angle of x/2 is 45°.

Since x/2 = 45°, then we can fid that x=90°.

To find 3x, we simply multiply 90° 3 times.

So 3x = 270°.

3 0

2 years ago

Help with simple interest rate P=$18,000, r= 7.5%, t=18 months

n200080 [17]

=2025
change 18months to years=1.5 years then you use the formula
PRT÷100
$18000 \times 7.5 \times 1.5 = 202500 \div 100 = 2025$

7 0

3 years ago

A piece of fabric costs $5.29 a yard which is estimated cost of 16.3 yards of fabric

Cloud [144]

Answer:

your estimate would be $86.22

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers

Laura paddles in her canoe at a speed of 6 mph for 6 miles. She then hops on her windsurfer and sails for 12 miles at a speed of

Allisa [31]

Answer: C, 3 HOURS

Step-by-step explanation:

she canoed for 1 hour and windsurfed for 2 hours

6 0

3 years ago