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CaHeK987 [17]
2 years ago
8

Can you please help me with number 21 please

Mathematics
1 answer:
yKpoI14uk [10]2 years ago
8 0

Answer:

well it simply tells you if you think your right on all of them then press yes if not press no

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In her last race, bergen swam 1,500 meters in 30 minutes.on average, how many meters did she swim per minutes?
Lelechka [254]
What you will need to do is take 1,500 which is the distance by 30 the speed to get 1500/30 which will get you 50 if you want to check your work divide 1500 by 50 and see if you get 30

Answer : 50 Meters per Minuite
4 0
3 years ago
3. Find the product of 25x^2y and -6x²y3
mojhsa [17]

Answer:

-150 (x^2y+2)y³

Step-by-step explanation:

To Find the product of 25x^2y and -6x²y3.

(25x^2y) (-6x²y³)

= 25(-6) (x^2y+2) y³

= -150 (x^2y+2)y³

7 0
3 years ago
Joe wrote an inequality
pychu [463]

Answer:Please see answer in explanation column

Step-by-step explanation:

A

The sum of a number and 7 is not more than 10

Given answer: x + 7 < 10  , This is false

Reason :Not more than 10 means at most 10, less than or equal to 10 , " or " not greater than 10 "and therefore the correct inequality  is written as

x + 7  ≤ 10

B

The product of a number and 4 is at least 20

Given answer: 4X > 20  ---- False

Reason :At least 20  means at no less than 20 " or " greater than or equal to 20  therefore the correct inequality  is written as

4X ≥ 20

C

The difference between a 15 and a number is at most 12

Given answer: 15-x>12----False

Reason :At most 12  means  " no more than 12 , "  " less than or equal to 12 , " or " not greater than 12"therefore the correct inequality  is written as

15-x  ≤  12

D

The quotient of a number and 8 is greater than or equal to

Given answer 8x <3 --False

Reason : It clearly stated greater than or equal to 3. Therefore the correct inequality is  8x  ≥ 3

6 0
2 years ago
5270÷312 with remainder​
aleksley [76]

This is the answer for the calculation

6 0
3 years ago
Read 2 more answers
Helppppppppppppppppppppppppppppp
KonstantinChe [14]

Answer:

None of these

Step-by-step explanation:

This polynomial is a quartic (4th degree polynomial), and it is not linear, cubic, or quadratic.

5 0
3 years ago
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