CBSE Class 7 Mathematics Assignment (3)

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CBSE Class 7 Mathematics Assignment (3). Students are advised to refer to the attached assignments and practice them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download and give the assignments to their children for practice.

Q1. Which of the following are rational numbers?

-3 , 5/7 , 0 , 5/9 , -1/2 , -11 , -3/6

Q2. Represent the rational numbers on the number line:

-3 1/3 , 7/4 , -4 5/8

Q3. By what number should 39 be multiplied so that the product is 3.

Q4. Simplify and find the value of x:

a) [(-31)3]0 = (-31)x b) (3/4)7 × (3/4)12 = (3/4)x

Q5. Find the value of expression when x= -3

a) X2 + 4x + 4 b) x2 – 3x + 225

Q6. Divide 243 into three parts such that half of the first part , one – third of the

second part and one – fourth of the third part shall be equal.

Q7. A is 4 years older than B , and half of A’s age exceeds one – sixth of B’s age

by 8 years. Find their ages.

Q8. Aneeta bought a dress for her sister at discount of 25%, the previous marked

price is Rs1245. Find the amount she has to pay after the discount.

Q9. Find the simple interest and amount of:

a) Rs 200 for 2 years @ 4% b) Rs 4000 for 3 ½ years @6%

Q10. Draw an equilateral acute triangle , draw a perpendicular from each vertex.

Measure the angles of each altitude.

Please click the link below to download CBSE Class 7 Mathematics Assignment (3)


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