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svlad2 [7]
3 years ago
6

At the museum you can buy 3 postcard for 5.40 6 postcards for 10.80 or 9 postcards for 16.20 What is the constant of proportiona

lity for buying postcard
Mathematics
1 answer:
Verizon [17]3 years ago
6 0
x. y
3 postcards for $5.40
6 postcards for $10.80
9 postcards for $16.20
To find the constant of proportionality, take y/x, so
$5.4/3
$10.8/6
$16.2/9
They all equal $1.80/1. As a result, the constant of proportionality is $1.80 for 1 postcard. Hope it help!
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The walls of a square storage room in a warehouse are 300 feet long. What is the distance from one corner to the other corner of
yulyashka [42]
Use Pythagoras theorem. (a^2 + b^2 = c^2)

300^2+300^2 = 180000
√180000 = 424.3

The answer is 424 foot.

Hope this helps.
3 0
3 years ago
What are some important features of a prism? In other words, what makes a prism a prism?​
Flauer [41]

Answer:

A solid figure whose bases or ends have the same size and shape and are parallel to one another, and each of whose sides is a parallelogram.

Step-by-step explanation:

8 0
3 years ago
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A carnival charges $6 for admission and $2.50 per ride. You have $50 to spend at the carnival. Which of the following inequaliti
Firdavs [7]

Answer:

6+2.5r\leq 50

Step-by-step explanation:

Hi!

The options regarding the inequalities are not listed, though we can still proceed to write the inequality.

From the problem statement you cannot spend more than $50

and you are charged admission fee of $6 flat

a ride cost $2.50 per ride

the number of rides is given as r

yet in all you must not go beyond your limit

Therefore the inequalities can be presented as

6+2.5r\leq 50

4 0
3 years ago
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5 0
3 years ago
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A car rental company has two rental rates. rate 1 is $64 per day pluus $.16 per mile. rate 2 is $128 per day plus $.08 per mile.
kvv77 [185]
D is days
m is miles

0.16m + 64d (this is rate 1)
0.08m + 128d ( this is rate 2)

since you plan to rent for one day, input d as 1.

0.16m + 64(1)
0.08m + 128(1)

i hope i gave you enough hints
7 0
3 years ago
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