3 years ago

There are 120 people in a school canteen.

Mathematics

1 answer:

cluponka [151]3 years ago

8 0

2:1

Step-by-step explanation:

List all variables

Total people=120

year 11 students=120/2=60

year 10 students=60/3=20

subtract year 10 and 11 students from the total to get the number of year 9 students

year 9 students=120-60-20

=40

year9:year10

40:20

2:1

You might be interested in

A winter jacket is marked down 75% from its original price. According to the new price tag, it now costs $52.50. What was the or

NemiM [27]

The correct answer is a)$210.00

4 0

3 years ago

Read 2 more answers

Who plays forza horizon 3

Butoxors [25]

Answer:

I recently got it on my xbox

Step-by-step explanation:

I usually play with the family my name on xbox is wood

8 0

3 years ago

Read 2 more answers

What is -2=-5t+10+2t

frutty [35]

Answer: T is 4

Step-by-step explanation:

7 0

4 years ago

Read 2 more answers

The lifespans of gorillas in a particular zoo are normally distributed. the average gorilla lives 20.8 years; the standard devia

dezoksy [38]

Answer:

Step-by-step explanation: 2.35%+95%

Answer is 97.35%

5 0

4 years ago

3 − (2x − 5) < −4(x + 2)<br><br> please help!!!!!!!!!

Flauer [41]

Just plug in an easy number for "x" and solve. Then see if the second problem is really greater that the first

7 0

4 years ago

Read 2 more answers