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erma4kov [3.2K]
3 years ago
13

Find the cardinalities of A and B .

Mathematics
1 answer:
kolezko [41]3 years ago
5 0

Answer:

where is the picture ?

Step-by-step explanation:

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Joanne cannot decide which of two washing machines to buy. The selling price of each is ​$480 The first is marked down by ​%50 T
serious [3.7K]

Answer:

i can not be cas  thae are the same

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Angel bought 8 oranges and 11 apples for a total of $15.22.He knows that each orange cost $0.50 and reasoned that each Apple mus
Schach [20]
Oranges = x
apples = y

8x + 11y = 15.22
x = 0.50

8(0.50) + 11y = 15.22
4 + 11y = 15.22
11y = 15.22 - 4
11y = 11.22
y = 11.22/11
y = 1.02 <== cost of each apple
3 0
3 years ago
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Alussa took a math test with 20 questions
anastassius [24]

Answer:

Step-by-step explanation: 100 divided by 20 is 5 therefore, each question is worth 5%. take how many questions she got right and multiply by 5. then determine if her score is less than or greater then 90%.

8 0
3 years ago
Consider the following expression and determine which statements are true.
Serhud [2]

Given:

$\frac{7}{r}+2^{3}+\frac{s}{3}+11

To find:

Which statement are true?

Solution:

Option A: The entire expression is a sum.

It is true because it performed addition operation.

Option B: The coefficient of s is 3.

$\frac{7}{r}+2^{3}+\frac{s}{3}+11=\frac{7}{r}+2^{3}+\frac{1}{3}s+11

It is not true because the coefficient of s is \frac{1}{3}.

Option C: The term \frac{7}{r} is a quotient.

If we divide 7 by r, we obtain a quotient.

So it is true.

Option D: The term 2^3 has a variable.

It is not true because it does not contain any variable.

Therefore the entire expression is a sum and the term \frac{7}{r} is a quotient are true statement.

3 0
3 years ago
Simplify 4.3^2-7?<br> A)8<br> B)17<br> C)29<br> D)43
kakasveta [241]

Answer:

C

Step-by-step explanation:

Simplify 4.3^2-7?

= 4 × 3^2 - 7

= 4 × 9 - 7

= 36 - 7

= 29

5 0
3 years ago
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