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emmasim [6.3K]
3 years ago
10

. a) In a group of 75 students, 20 liked football only, 30 liked cricket only and 18 did not like any of two games? (i) How many

of them liked at least one game? (ii) Find the number of students who liked both the games. (iii) How many of them liked football? (iv) How many of them liked cricket? (v) Represent the result in a Venn diagram.​
Mathematics
1 answer:
qaws [65]3 years ago
4 0

i)50

<u>Steps</u>

30+20=50

ii)7

<u>Steps</u>

75-(30+20)-18

=75-(50)-18

=7

iii)20

<u>Steps</u>

From the available data from the question

iv)30

<u>Steps</u>

From the available data from the questionl

v)From the attcged image file

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DochEvi [55]

Answer:

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Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
What two numbers multiply to 10 and add to -29 ?
Degger [83]
Xy=10
x+y=29

subtract x from both sides for second equation

y=-x-29
subsitute in second equaiton
x(-x-29)=10
-x^2-29x=10
add x^2+29x to both sides
x^2+29x+10=0
quadratic formula
if you have
ax^2+bx+c=0,
x=\frac{-b+/- \sqrt{b^{2}-4ac} }{2a}

so
x^2+29x+10=0
a=1
b=29
c=10
x=\frac{-29+/- \sqrt{(-29)^{2}-4(1)(10)} }{2(1)}
x= \frac{-29+/- \sqrt{841-40} }{2}
x= \frac{-29+/- \sqrt{801} }{2}
x= \frac{-29+/- 3\sqrt{89} }{2}

x= \frac{-29- 3\sqrt{89} }{2} or \frac{-29+ 3\sqrt{89} }{2}
those are the 2 numbers
aprox=-28.65 and -0.349


5 0
3 years ago
Read 2 more answers
Before 2017, a smart phone manufacturer's phones had a diagonal length of 5.8 inches and an aspect ratio
zhenek [66]

Answer: They were not correct it was bigger by 2.5 so the people were wrong

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3 years ago
Which property justifies
algol [13]
B - commutative.......
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3 years ago
PLS HELP 3x = 10 = 13x?
Sergeeva-Olga [200]

Answer:

3x=10+13x

We simplify the equation to the form, which is simple to understand  

3x=10+13x

We move all terms containing x to the left and all other terms to the right.  

+3x-13x=+10

We simplify left and right side of the equation.  

-10x=+10

We divide both sides of the equation by -10 to get x.  

x=-1                     

3 0
3 years ago
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