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charle [14.2K]
3 years ago
7

Write a number sentence to add 6 tens 21

Mathematics
2 answers:
Dahasolnce [82]3 years ago
8 0
6*10+21 IS the number sentence
vfiekz [6]3 years ago
3 0

Answer:

6 tens to 21 = 81

Step-by-step explanation:

Given

6 tens

21

To write a number sentence to represent the description in the question, follow these steps;

  • Convert 6 tens to number: From number representation, we know that tens can be replaced by 10;

So,

6 tens = 6 * 10

6 tens = 60

  • Then we add the result to 21

60 + 21

This gives a result of 81.

So, Addition of 6 tens to 21 is equal to 81

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An ad agency is developing a campaign to promote a business opening in a new mall development. To develop an appropriate mailing
Ipatiy [6.2K]

Answer:

The answer is 1/3 or 0.33

Step-by-step explanation:

Let's consider the following ocurrences:

A: A person has a MasterCard

B: A person has an American Express

The data says:

P(A∩B) = 0.2

P(A without B) = 0.4

P(B without A) = 0.1

Then, P(A) =  P(A∩B) +P(A without B) = 0.2+0.4 = 0.6

By conditional probability theory:

P (B/A) = P(A∩B) / P(A) = 0.2 / 0.6 = 1/3 = 0.33

Thus

P(B/A) = 1/3 = 0.33

6 0
3 years ago
PLEASE HELP I DON'T KNOW THIS ANSWER!!!!
Dmitry [639]

Answer:

A= Yes

B= No

C= Yes

D= No

Step-by-step explanation:

3 0
4 years ago
Of the 24 students in Greg’s class,3/8 ride the bus to school. How, many students ride the bus?
Luba_88 [7]

Answer:

9

Step-by-step explanation:

Create a ratio

3:8

Since the total(denominator) is 8.

We can find a ratio of 24 total students so,3:8.

3:8

_:24

You multiply 3 on each side.

8×3=24

3×3=9

4 0
3 years ago
Read 2 more answers
Please help i dont understand at all :(
andrey2020 [161]
180 - 46 - 24 = 110

d+ 80 = 110
d = 30

answer
d = 30
3 0
3 years ago
Please help me solve the question below
elixir [45]

Answer:

D

Step-by-step explanation:

when x=0, y=2

7 0
3 years ago
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