Question

Show all your working.

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Income tax
Everyone can earn a certain amount of money without paying tax. This
is called a Personal Allowance. They must pay tax on any earnings
over this allowance.
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£11 850
Income tax Personal Allowance, 2018/2019
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This formula gives the amount of Income tax a person pays in a year
T = 0.2 (y-p)
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where T = income tax for the year
y = money earned per year
p = Personal Allowance
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A caterer earns £1375 per month.

Answer 1

The gravitational force acting between the two bodies is given by:

F=G

r

2

m

1

m

2

G=

m

1

m

2

Fr

2

The dimension of the force is [MLT

−2

]

=

[M][M]

[MLT

−2

][L

2

]

=M

−1

L

3

T

−2