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DENIUS [597]
3 years ago
12

PLEASE HELP ME

Mathematics
1 answer:
Andru [333]3 years ago
7 0
8 people have finished the race in 30 minutes
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Read the following two statements. Then, if possible, use the Law of Detachment to draw a conclusion.
jeyben [28]
<span>The hypothesis is : If Robbie wants to save money to buy a car. Conclusion : he must get a part-time job. 

Robbie already started the new job yesteday. So, that makes the hypothesis true. 

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8 0
2 years ago
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Ranjita types 1080 words in one hour. What is her gross words a minute rate? (a) 15 (b) 16 (c) 18 (d) none of these
Sauron [17]

Answer:

C 18

Step-by-step explanation:

1080/60 = 18

5 0
3 years ago
Helping others makes a person good ​
oksano4ka [1.4K]

Answer:

9 cm.

Step-by-step explanation:

Let the height of the pyramid be h cm, then the height of the cuboid is (15 - h) cm.

Volume of the pyramid:

= 1/3 * h * s^2      where s is the length of a side of the square base.

= hs^2/3 cm^3

Volume of the cuboid:

= s^2(15 - h).

So we have:

hs^2/ 3 = 300.......................(1)

s^2(15 - h) = 600..................(2)

From  equation (1) :

h s^2 = 900

s^2 = 900/h

Now substitute for s^2 in  equation (2) :

(900/h)(15 - h) = 600

Multiply through by h:

900(15 - h) = 600h

13500 - 900h = 600h

1500h = 13500

h = 9 cm (answer).                  brainliest?

3 0
2 years ago
Please guys i really need your help and please explain how you got it please
lina2011 [118]
The answer would be C because in order to find the area of a figure, you would need to multiply its height by its width. finding the area of a figure is the same as finding how many units are in a figure. because this is a square and all the sides are equal, by counting the total number of units, you can find the area.
5 0
3 years ago
Rebecca's buys some scarves that costs $5 each and 2 purses that cost $12 each. The cost of Rebecca's total purchase is $39. Wha
Illusion [34]
Scarves = 3

$39 = 5n + 2(12)
$15 = 5n
n = 3
8 0
3 years ago
Read 2 more answers
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