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MAXImum [283]
3 years ago
14

Find the slope of the line passes through the points (1, -4) and (4,2)

Mathematics
1 answer:
nasty-shy [4]3 years ago
7 0
For
(x1,y1) and (x2,y2)
slope=(y2-y1)/(x2-x1)

(1,-4)
(4,2)
x1=1
y1=-4
x2=4
y2=2

slope=(2-(-4))/(4-1)=(2+4)/3=6/3=2

slope=2
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Bags of sugar come in 3 sizes. Small bag: A 175 g bag costs 45p. Medium bag: A 420 g bag costs £1.13. Large bag: A 1.2 kg bag co
kotegsom [21]

Answer:

a 3.889

b 3.735

c 4.013

Step-by-step explanation:

a. 45p is 0  175/45=3.889

b  420/113= 3.735

c1.2kg= 1200g /299 =4.013

/ means divide

4 0
3 years ago
A coin is thrown 3 times. What is the probability that at least one head is thrown?.
zvonat [6]

Answer:7/8

A coin is tossed 3 times. The probability of getting at least one head is 7/8.

3 0
2 years ago
Read 2 more answers
In a school, 60% of the students are boys. if the number of girls is 120, what is the number of boys in that school?
Luden [163]
There are 180 boys in the school.
40% of the students are girls.
120/40 = x/60
multiply 120 by 60
divide 7200 by 40
4 0
3 years ago
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B7%7D%7B8%7D%20%20%5Ctimes%20%20%5Cfrac%7B2%7D%7B4%7D%20%20%3D%20" id="TexFormula1
disa [49]

Answer:

7/16

Step-by-step explanation:

\dfrac78 \times \dfrac24=\dfrac{7 \times 2}{8 \times 4}=\dfrac{14}{32}=\dfrac{7}{16}

4 0
2 years ago
Jessica makes $9.00 an hour babysitting her sister. If Jessica made $38.25 how many hours did she babysit?
lozanna [386]

Answer

4.25

Step-by-step explanation:

She would have baby sat for 4 hours and 15 minutes.

the 15 minutes comes in when we have the .25 because 1/4 of an hour is 15 minutes.

we can check this if we do 38.25 divided by 4.25 and we get 9.

4 0
2 years ago
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