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Lina20 [59]
3 years ago
9

The diameter of this

Mathematics
1 answer:
o-na [289]3 years ago
8 0

Answer:

The number of coins to make 6440 mm diameter is 230

Step-by-step explanation:

The diameter of the coin is 28mm

Number of coins to have 6440 mm will be

6440/28

= 230

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if a cake was sold GH 200 cedis. However, there is a reduction sale of 10% on each cake if you buy 4. Amanda decides to buy 8 ca
MrMuchimi

Amanda needs to pay 1440 cedis for purchasing 8 cakes on discounted price.

<h3>What is Cost Price?</h3>

Cost price is the amount we pay to buy an item at which it is available.

Here,

Selling price of a cake = 200 cedis

Discount because of sale = 10% on each unit.

                                              (Only if 4 cakes purchased at a time)

Amanda purchased 8 cakes

So, Amanda need to pay only 90 percent of the total amount.

Total cost price of 8 cakes for Amanda = (200 X 90%) X 8

                                                                  = 180 X 8

                                                                  = 1440

Thus, Amanda needs to pay 1440 cedis for purchasing 8 cakes on discounted price.

Learn more about Cost Price from:

brainly.com/question/11027396

#SPJ1

6 0
1 year ago
model aeroplane is made to a scale of 1 by two of the size of the real plane the area of the wings of the real plane are 40 m sq
4vir4ik [10]

The area of the wings of the model is 100000 square centimeters

<h3>How to determine the model area of the wings?</h3>

The given parameters are:

Scale factor, k = 1/2

Actual area of wings, A = 40 square meters

The model area is calculated as

Model area = Actual area * k^2

This gives

Model area = 40 * (1/2)^2

Evaluate

Model area = 10 square meters

Convert square meters to square centimeters

Model area = 10 * 10000 square centimeters

Evaluate

Model area = 100000 square centimeters

Hence, the area of the wings of the model is 100000 square centimeters

Read more about scale ratios at:

brainly.com/question/16192120

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6 0
2 years ago
Multiple choice help please!!
Sonbull [250]
Should be D,B,and E. 
7 0
3 years ago
Read 2 more answers
A recipe calls for 5 deciliters of water and 236 milliliter soft milk. How many milliliters of liquid does the recipe call for I
Nadusha1986 [10]

Answer:


Step-by-step explanation:

5 deciliters is also equal to 500ml

So.....

236 + 500 = 736

Answer : 736 ml

Hope this helps!

8 0
3 years ago
3. The class average on test 1 was 84. The
yawa3891 [41]

Answer:

First off there is no way this is middle school but the answer is 76

Step-by-step explanation:

84-8=76

3 0
3 years ago
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