SSLC (English Medium) Class 7 - Tamil Nadu Board of Secondary Education Question Bank Solutions

Find the mode of the following data.

12, 14, 12, 16, 15, 13, 14, 18, 19, 12, 14, 15, 16, 15, 16, 16, 15, 17, 13, 16, 16, 15, 15, 13, 15, 17, 15, 14, 15, 13, 15, 14.

The colors used by the six students for drawing is blue, orange, yellow, white, green and blue then the mode is ________

Find the mode of data 3, 6, 9, 12, 15

Find the modes of the data 2, 1, 1, 3, 4, 5, 2

Find the mode of 2, 5, 5, 1, 3, 2, 2, 1, 3, 5, 3

Calculate the mean, mode and median for the following data:

22, 15, 10, 10, 24, 21

Are (11 + 7) + 10 and 11 + (7 + 10) equal? Mention the property.

The temperature at 12 noon at a certain place was 18° above zero. If it decreases at the rate of 3° per hour at what time if would be 12° below zero?

Identify the problem with negative numbers as its answer:

Kabilan was having 10 pencils with him. He gave 2 pencils to Senthil and 3 to Karthik. Next day his father gave him 6 more pencils, from that he gave 8 to his sister. How many pencils are left with him?

A lift is on the ground floor. If it goes 5 floors down and then moves up to 10 floors from there. Then in which floor will the lift be?

When Kala woke up, her body temperature was 102°F. She took medicine for fever. After 2 hours it was 2°F lower. What was her temperature then?

What number should be added to (−17) to get −19?

A student was asked to subtract (−12) from −47. He got −30. Is he correct? Justify.

(–5) – (–18) = _____

(–100) – 0 + 100 = _____

Find the value of (−25) + 60 + (−95) + (−385)

Find the sum of (−9999) (−2001) and (−5999)

Check the following for equality

(11 + 7) + 10 and 11 + (7 + 10)

Say true or false.

The sum of a positive integer and a negative integer is always a positive integer