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loris [4]
3 years ago
9

The results of a survey show that 40% of 300 students choose recycling as the

Mathematics
1 answer:
Alika [10]3 years ago
6 0
Answer: 120

You can do p/100 = is/of
40/100 = is/300
then multiply diagonally which is 40 and 300
divide by 100

or the easier way is you can multiply .4 and 300
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Flip a fair coin 25 times. what is the size of the sample space? that is, how many different sequences of heads and tails are po
jeyben [28]
There are 50% chance's that it would land on heads or tails. there could be many different outcomes like (H) for heads and (T) for tails many times like this H, T, H, T, H, T.
8 0
3 years ago
A cylindrical tube has a radius of 4 inches and a height of 14 inches could some one help me find the volume
pickupchik [31]
The volume of the cylinder is the area of the base (a circle) times the height (you can immagine taking a disk, the base, and translate it along the height to "fill" the cylinder).
So you have:
V=area.circle*height= \pi  r^{2}*h = \pi  4^{2} *14=703.4  in^{2}
8 0
3 years ago
4.50x +5.50x – 7.50x
Wittaler [7]

Hey there!

4.50x + 5.50x - 7.50x

= 4.5x + 5.5x - 7.5x

= 10x - 7.5x

COMBINE the LIKE TERMS

= (10x - 7.5x)

= 10x - 7.5x

= 2.5x

≈ 2.50x


Therefore, your answer is: 2.50x


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

3 0
2 years ago
Which expression is equivalent to 454•41/4 /1/2 4. 1/2
givi [52]

Answer:

2

Step-by-step explanation:

if you work inside parentheses first you get:

4^3/2 ÷ 4^1/2 which is 4

4^1/2 = \sqrt{4} which is 2

8 0
3 years ago
What is the product ?
Aneli [31]
Answer: 25x^2 - 1^2

Explanation:

(5x+1) (5x-1)

(5x)^2 - 1^2

25x^2 - 1^2
7 0
2 years ago
Read 2 more answers
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