What are some sixth grade math questions

Here are three questions that can be sixth grade math questions.

There are 3 large marbles, 2 medium marbles and 5 small marbles in a bag. If one of the marbles is chosen randomly, what is the probability that a small marble is chosen?
3/10
1/5
1/3
1/2

Which ordered pair could belong to the ordered set A?
A ={ (2, 2.5), (3, 3.75), (4, 5) }
(5, 6)
(5, 6.25)
(5, 6.5)
(5, 6.75)


A school has 500 students and 50 teachers. What is the ratio between the number of teachers and the number of students of the school?
10
5
1/5
1/10

Hope this helps you! (:
-Hamilton1757

What’s the question here? what have you been learning about?