CTET 2 Math and Science 20 Dec 2021 Paper

Question : 55 of 150

Marks: +1, -0

After the class on 'Ratio and Proportion', Mr Alok, a middle school mathematics teacher thought of conducting a diagnostic test to assess the students ability to identify situations of non-proportional thinking. Which of the following questions are most relevant to be included in this test?

Sita and Soha are planting corns in the same farm. Sita plants 4 rows and Soha plants 6 rows. If Sita's corn is ready in 8 weeks, how many weeks it will take for Soha's corn to be ready?
A school orders 3 cartons of milk for every 8 students. If there are 624 students in the school, how many cartons of milk should be ordered?
In a school the ratio of students to teachers is 16 : 1. If there are 1248 students in a school, find the number of teachers
$\;{4}/{6}$ = $\;{x}/{15}$ . Find x.

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