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harina [27]
2 years ago
12

Plz someone help ASAP! thanks​

Mathematics
1 answer:
Papessa [141]2 years ago
8 0

Answer:

B

Step-by-step explanation:

Because <u>at least </u>means not less than 50 or equal to 50

Since he wrote 18 pages then you have to add.

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If the length of room is four times the height and breadth is twice of its height and the volume of the room is 512 m^2 find its
lisov135 [29]

Let  \: x  \: (x>0)  \: be \:  the \:  height \Rightarrow the \: width, length: 2x,4x \\ Volume:V=hwl = 512 \\ \Leftrightarrow x2x4x = 512 \\ \Leftrightarrow 8{x }^{3}  = 512 \\\Leftrightarrow  {x}^{3}  = 64 \\ \Leftrightarrow x = 4 \\ \Rightarrow The \:  height \: is \: 4 \: m, the \: width \: is \: 8 \: m

8 0
3 years ago
Which function is nonlinear?
lutik1710 [3]

Answer:

(-1,5), (0,4) ,(1,3) ,(3,1) is linear so dont pick it

(-4,-7), (-2,-6), (2,-4), (4,-3) is linear

you know what I'll just say it wait a minute is there like a other option

Step-by-step explanation:

U can tell by graphing them out yourself and if u see a straight line then it linear, and if you see a curved loop then it's non- linear. but I'll do it :)

4 0
3 years ago
Nella sells televsions. She earns a fixed amount for each televison and an additional $25 if the buyer gets an extennded warenty
Korolek [52]

Answer:

65

Step-by-step explanation:

I did 17 X 25 to find out how much she earned JUST from the warranty, which is 425. Subtract that from $1530 and get $1105. Divide that by 17 and get 65.

8 0
2 years ago
139 students choose to attend one of three after school activities: football, tennis or running.
attashe74 [19]
Answer: 29/139

Explanation:

Total student: 139 (66 boys/73 girls)

Football: 56 student (28 boy/28 girl)

Tennis: 54 student (27 boy/ 27 girl)

Running: 29 student (18 girls/11 boys)

The probability that a student chose running is 29/139

5 0
2 years ago
Does this mean c&lt;-1?
Ymorist [56]

Answer:

c < -1

Step-by-step explanation:

There is an open circle at -1  That means it is not equal to

The line goes to the left

That means less than

c < -1

6 0
2 years ago
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