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Standard VII

Mathematics

Changing Scale (Including Flags)

What is the r...

Question

What is the ratio of the number of teachers to the number of students enrolled in $1998$ ?

30 : 25

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25 : 30

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25 : 17

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17 : 25

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Solution

The correct option is B $25 : 17$
The ratio of the number of teachers to the number of students enrolled in $1998$ is $25 : 17$ .

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Similar questions

Q. The present ratio of students to teachers at a certain school is

30

1.

If the student enrollment were to increase by

50

students and the number of teachers were to increase by

5

, the ratio of students to teachers would then be

25

1

. What is the present number of teachers?

Q. Calculate mode for the following data shows the number of colour pencils the students have in a class.

Colour Pencils	$0 - 5$	$5 - 10$	$10 - 15$	$15 - 20$	$20 - 25$	$25 - 30$
Number of students	$14$	$16$	$17$	$13$	$8$	$12$

Q. The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India. Find the mode and mean of this data. Interpret, the two measures:

Number of students per Teacher	Number of States/U.T	Number of students per Teacher	Number of State/ U.T
15−20 20−25 25−30 30−35	3 8 9 10	35−40 40−45 45−50 50−55	3 0 0 2

Q. Arrange the ratios

7 : 20, 13 : 25, 17 : 30

and

11 : 15

in decreasing order.

Compute the mode from the following data:
$\begin{matrix} Age(in years) & 0 - 5 & 5 - 10 & 10 - 15 & 15 - 20 & 20 - 25 & 25 - 30 & 30 - 35 Number of patients & 6 & 11 & 18 & 24 & 17 & 13 & 5 \end{matrix}$

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What is the ratio of the number of teachers to the number of students enrolled in 1998?

The correct option is B 25:17The ratio of the number of teachers to the number of students enrolled in 1998 is 25:17.

What is the ratio of the number of teachers to the number of students enrolled in $1998$ ?

The correct option is B $25 : 17$
The ratio of the number of teachers to the number of students enrolled in $1998$ is $25 : 17$ .