Question

1. Express I mas a percentage of 56 mm.

2. Michael receives a weekly pocket money of $28. If he decides to save 20% of it,
find his
(i)savings in a year
(ii) spending in a year.
Assume that there are 52 weeks in a year.

3. Given that a is 30% of b, find the value of a/4b

4. Huixian scores 68 out of 80 for her Science test. Priya scores 86 out of 120 for her Science test and Rui Feng scores 120 out of 150 for his Science test. Who
performs the best in his/her Science test?

Answer 1

Who is Michael the gta one????!

Answer 2

Answer:

1785.714285%

1meter=1000mili meter

let 1m be x percent of 56mm

⇒1000mm(1m)=x/100*56mm

⇒x=1000*100/56

⇒x100000/56

⇒x=1785.714285

Q2=Weekly pocket money of Michael = $28.

So, the annual pocket money of Michael is given by

Since Michael saves 20% of his pocket money, so the savings in one year is

And, spending in one year is given by

Thus, required savings in a year is $67.2 and spending  in a year is $268.8.

Q3=a/4b = 30 / 400 = 3 /40

so, a/4b = 3/40 = 0.075

Q4=HUIXIAN because he only got 12 wrong and priya got 34 wrong so huxian did better