7th Standard English Medium Maths Subject Term 3 Book Back 3 Mark Questions with Solution Part - I

7th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Maths

Time : 01:00:00 Hrs
Total Marks : 75

    3 Marks

    25 x 3 = 75
  1. Round 99.95 to the nearest tenth place.

  2. Round 189.0007 upto 3 places of decimal.

  3. Latha purchased a churidar material of 3.75 m at the rate of Rs 62.50 per metre. Find the amount to be paid.

  4. Find the value of the following
    (i) 3.26 x 10
    (ii) 3.26 x 100
    (iii) 3.26 x 1000
    (iv) 7.01 x 10
    (v) 7.01 x 100
    (vi) 7.01 x 1000

  5. Write \(\cfrac { 1 }{ 5 } \) as per cent

  6. Out of 20 beads, 5 beads are red. What is the percentage of red.

  7. Write the following percentage into fraction
    60%

  8. Write the following percentage into fraction \(\cfrac { 3}{ 5} \%\)

  9. 75 students from a Government High school appeared for S.S.L.C. examination. 72 of them are declared passed in the examination. Find the percentage of students passed.

  10. There are 560 students in a school. Out of 560 students, 320 are boys. Find the percentage of girls in that school.

  11. Kuralmathi bought a raincoat and saved Rs. 25 with discount of 20%. What was the original price of the raincoat?

  12. Kuzhal’s mother makes dosa by mixing the batter made from 1 portion of Urad dhal with 4 portions of rice. Represent each of the ingredients used in the batter as percentage.

  13. During Aadi sale the price of shirt decreased from Rs. 90 to Rs. 50. What is the percentage of decrease.

  14. A shopkeeper bought a chair for Rs. 325 and sold it for Rs.350. Find the profit percentage.

  15. An item was sold at Rs. 200 at a loss of 4 %. What is its cost price.

  16. Simplify the following using the identity (a + b)2 = a2 + 2ab + b2 .
    (i) (2x + 5)2
    (ii) 212

  17. Simplify by using the identity (a + b)(a − b) = a2 -b2.
    (i) (3x + 4)(3x − 4)
    (ii) 53 x 47.

  18. Factorise by using the identity: a2 -b2 = (a +b)(a−b)
    (i) a2 -1
    (ii) 9k2 -25
    (iii) 64x2 - 81y2

  19. Using the identity (x + a)(x + b) = x2 + x(a + b) + ab ,find the following product.
    (4x + 3y) ( 4x + 5y)

  20. Rotate the pink point about the green point by given angle of rotation and direction
    (i) 90˚ counter clockwise

    (ii) 180˚

  21. Describe the transformation involved in the following pair of figures. Write translation, reflection or rotation.
    (i) 

    (ii)

    (iii)

  22. The mean of 9 observations is 24. Find the sum of the 9 observation.

  23. The weights of 10 students (in kg) are 35, 42, 40, 38, 25, 32, 29, 45, 20, 24 Find the median of their weight?

  24. The lifetime (in days) of 11 types of LED bulbs is given in days. 365, 547, 730, 1095, 547, 912, 365, 1460, 1825, 1500, 2000. Find the median life time of the LED bulbs.

  25. Construct the flow chart to find whether the given number is a positive integer or negative integer or zero and write step by step process.

*****************************************

Reviews & Comments about 7th Standard English Medium Maths Subject Term 3 Book Back 3 Mark Questions with Solution Part - I

Write your Comment