Sally is planning a trip for 225 students. Place
She asks a sample of 30 students where
Theme Park
they want to go.
Theatre
Each student chooses one place.
The table shows information about
Sports Centre
her results.
Seaside
(i) Work out how many of the 225 students
you think will want to go to the Theme Park.
(ii) Which of the following statements will make your
answer to part (i) less accurate?
A : Ask a bigger sample than 30
B :Ask only Year 7 students
C : Ask only people in the cafeteria
D : Make sure the sample is randomly chosen

b) yes

step-by-step explanation:

let the statements be named as,

statement 1: if the power has been cut, then the refrigerator does not work.

statement 2: the refrigerator does not work.

conclusion: the power has been cut

now, 'law of detachment states that if we have the statements given as,

1. if p, then q.

2. p

then, we get the true statement or conclusion as q'.

thus, on comparing, we get that,

p: if the power has been cut.

q: the refrigerator does not work.

so, the argument is true by the law of detachment.

x=3y-6

step-by-step explanation:

solve for   x by simplifying both sides of the equation, then isolating the variable.

y=5

step-by-step explanation: