SSC (English Medium) 7th Standard - Maharashtra State Board Question Bank Solutions for Mathematics

In a certain colony, there are 50 families. The number of people in every family is given below. Draw up the frequency table.
5, 4, 5, 4, 5, 3, 3, 3, 4, 3, 4, 2, 3, 4, 2, 2, 2, 2, 4, 5, 1, 3, 2, 4, 5, 3, 3, 2, 4, 4, 2, 3, 4, 3, 4, 2, 3, 4, 5, 3, 2, 3, 2, 3, 4, 5, 3, 2, 3, 2

A dice was cast 40 times and each score noted is given below. Draw up a frequency table for this data.
3, 2, 5, 6, 4, 2, 3, 1, 6, 6, 2, 3, 5, 3, 5, 3, 4, 2, 4, 5, 4, 2, 6, 3, 3, 2, 4, 3, 3, 4, 1, 4, 3, 3, 2, 2, 5, 3, 3, 4

The number of chapatis that 30 children in a hostel need at every meal is given below. Make a frequency table for these scores.
3, 2, 2, 3, 4, 5, 4, 3, 4, 5, 2, 3, 4, 3, 2, 5, 4, 4, 4, 3, 3, 2, 2, 2, 3, 4, 3, 2, 3, 2

Find the measure of the supplement of the following angle.

111°

Find the measure of the supplements of the following angle.

47°

Find the measure of the supplements of the following angle.

180°

Find the measure of the supplements of the following angle.

(90 − x)°

Choose the right answers from the option:

The difference of the squares, (61² – 51² ) is equal to ______.

Find the measure of the supplement of an angle of 135°.

(a + 30)° and (2a)° are the measures of two supplementary angles. What is the measure of each angle?

What will be the additive inverse of `(-3)/9`?

What will be the additive inverse of `(- 9)/11`?

Expand: (3x + 4y)(3x - 4y)

Expand: 102 x 98

Suresh and Ramesh together invested 144000 rupees in the ratio 4:5 and bought a plot of land. After some years they sold it at a profit of 20%. What is the profit each of them got?

Shweta, Piyush, and Nachiket together invested 80000 rupees and started a business of selling sheets and towels from Solapur. Shweta’s share of the capital was 30000 rupees and Piyush’s 12000. At the end of the year, they had made a profit of 24%. What was Nachiket’s investment and what was his share of the profit?

Factorise the following number into prime.

32