KENDRIYA VIDYALAYA UOH HOLIDAY HOME WORK ( )

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1 KENDRIYA VIDYALAYA UOH HOLIDAY HOME WORK ( ) SUB: MATHEMATICS CLASS- VI Q1. Write in ascending order? 221,36,82,143,291,560,210,13,134,147,54,768,457,7. Q2.write in descending order? 27,36,48,65,87,98,32,49,2256,145,2. Q3. Divide the following? 1)1580/2 2)7568/4 3)5280/2 Q4.Multiply the following? 1)1588x78 2)123x456 3)1080x9 4)9498x6 5)548x58 6)456x54 Q5.write the even numbers from 1 to 150? Q6. If 1 apple costs Rs 18 how much money is needed to buy 12 apples? Q7.Write all the odd numbers from 1 to 100? Q8. Smita has Rs 75 she buys 8 pens of Rs 24. find the cost of each pen and how much money she gets back from the shopkeeper?

2 Q9.Rahul buys dozen of apples each costs Rs 2, he has Rs 100. find the money of apples and the money he gets back? Q10.Do the first three try these of 1 st chapter? Q10.If each country has members of population. How much population will be there in 12 such countries? Q11.A car runs 16 km per hour using I litre of petrol. How much distance will it cover using 2⅔? Q12. Find the sum 1) ) Q13.Write the ascending order and descending order of 1)611,842,322,461,762. 2)305,402,711,426,847. Q14.Find all the numbers between 65 and 96. Q15.Learn and write all tables from 1 to 20. Q16.If a ball costs rs 5, what is the cost of 10 balls?. Q17.If a pen costs rs 50 a pencil costs rs 10 and a book costs rs 100 find the total cost?. Q18.Draw 1. Circle 2. Triangle 3. Rectangle 4. Square Q19.Collect the information of the height and weight of your five friends. Q20.If one boy weighs 40 kg. find the weight of 8 boys?.

3 KENDRIYA VIDYALAYA UOH SUMMER HOLIDAY HOME WORK ( ) SUB: MATHEMATICS CLASS: VII Q1.Find all the even numbers between 1 and 100?. Q2.find all the prime numbers between 1 and 20?. Q3.find the factors of 1)12 2)25 3)30 4)90 Q4.Find the multiples of 1)15 2)17 3)30 4)12 Q5.Find the LCM of 1)16,14, 2)12,20 3)30,40

4 Q6.find the HCF of 1)35,25 2)300,200 3)150,125 Q7.find 1)13+(-12)-(-12)+(-15) 2)17-(-14)+(-13)-(-12) Q8.draw a circle of radius 6cm show 1.radius 2.diameter 3.center 4.chord

5 KENDRIYA VIDYALAYA UNIVERSITY OF HYDERABAD Summer Holiday Home work ( ) Class VIII 1. Find 3/7+[-6/11]+[-9/22]+[5/22] 2. Find -4/5 x 3/7 x 15/16 x [-14/9] 3. Write the additive inverse of the following {i}-7/19 {ii}21/ Verify that {-x}is the same as x for {i}x=13/17 {ii}x=-21/31 5. Find 2/5 x -3/7 1/14 3/7 x 3/5 6. Using appropriate properties find. {i} - 2/3 x 3/5 + 5/2-3/5 x 1/6 {ii} 2/5 x (-3/7) - 1/6 x 3/2 +1/14 x 2/5 7. Write the additive inverse of each of the following. (i)2/8 (ii) -5/9 (iii) -6/-5 (iv) 2/-9 (v) 19/-6 8. Verify that (-x)=x for. (i) x= 11/15 (ii)x=13/17 9. Find the multiplicative inverse of following. (i)-15 (ii) -13/20 (iii)-1/8 (iv)-8/-18 x-9/11 (v)-1 x -2/5 (vi) Is 8/9 the multiplicative invers of -1 1/8? Why or why not? 11. Is 0.3 the multiplicative invers of 3 1/3? Why or why not? 12. Respresent -2/11-5/11-9/11 on the number line? 13.Find ten rational number between 3/5 and ¾? 14.Find 6 rational numbers between (i)5/6 and 15/16 (ii)-15/-17 and 5/3

6 15. Solve 2y+9=4 16. Solve x/3 + 5/2 = -3/2 17. Solve 15/4 7x = (i) 1.6 = y/1.5 (ii) 2x/3= Deveshi has a total of rupees of 590 as currency notes in the denominations of RS50 Rs 20 and Rs 10. The ratio of the numbers of Rs 50 notes and Rs 20 notes is 3:5. If she has a total 25 notes, how many of each denomination she has? 20. Lakshmi is a cashier in a bank. She has currency notes of denominations Rs 100, Rs 50 and Rs 10, respectively. The ratio of the numbers of these notes is 2:3:5. The total cash with lakshmi is Rs 4,00,000. How many notes of each denomination does she have? 21. The organisers of an essay competition decide that a winner in the competition gets a prize of Rs 100 and a participant who does not win gets a prize of Rs 25. The total prize money distributes is Rs 3,000. Find the number of winners, if the total number of participants is Baichung s father is 26 years younger than Baichung s grandfather and 29 years older than Baichung. The sum of the ages of all the three is 135 years. What is the age of each one of them? 23. I have a total of Rs 300 in coins of denomination re 1, re 2 and re 5. The number of Rs 2 coins is times 3 times the number of Rs coins Rs 5 coins. The total number of coins is 160. How many coins of each denomination are with me?.

7 KENDRIYA VIDYALAYA UNIVERSTY OF HYDERABAD HOLIDAY HOME WORK ( ) SUB: MATHEMATICS CLASS IX 1.If zero is a rational number. Can you write in the form p/q, where p and q are integers and q 0. 2.Find the six rational numbers between 3and4. 3.Find five rational numbers between ⅗and⅘. 4. Express each of the following decimals in the form of p/q. (a). 0. 1ˉ (b) 0.ˉ2ˉ (c) 0.ˉ3ˉ (d) 0.ˉ6ˉ 5. Represent the 9.3 on the number line. 6. Insert a rational and an irrational number between 2 and3. 7. Represent real numbers on the successive magnification on a number line a) b) Define an irrational number. 9. Find the irrational number between the 1/7 and 2/7 10. Prove that 3+ 5 is an irrational number. 11. Evaluate each of the following by using identities: (a) 5⁶ 5⁸ (b)5⁸ 5⁷ (c)(3₂)₃ (d){11/2}₃ (e){3/4}-₃

8 12. If a=2 and b=2, then find the values of each of the following i) aᵃ+bᵇ ii)aᵇ+bᵃ iii)aᵇ 13) Find the value of 0.ˉ ˉ 14) Find the irrational number between 2and2.5 15) Find the number of consecutive zeroes in 2₃x2⁴x5⁴x7 16) Evaluate each of the following i) (2/11)⁴x(11/3)₂x(3/2)₃ ii)(2/3)₂x(2/3)-₃x(3/5)₂ 17)For any positive real numbers x, find the value of (xᵃ/xᵇ) x (xᵇ/xᶜ)ᵇ+ᶜ x(xᶜ/xᵃ)ᶜ+ᵃ

9 KENDRIYA VIDYALAYA UOH HOLIDAY HOMEWORK ( ) SUBJECT: MATHEMATICS CLASS: X 1. Use Euclid s division algorithm to find HCF of 156 and Use Euclid s division algorithm to find the HCF of 504 and For what value of k, is 3 a zero of the polynomial 2x 2 +x+ k? 4. If α,β are zeros of quadratic 2x 2 +5x+k,find the value of k such that (α+β) 2 -αβ= Find the number of solutions of the following pair of linear equations X+2y-8=0 2x+4y=16 6. Determine by drawing graphs whether the following system of linear equations as a unique solution or not: 2x-3y=6,x+y=1 7. Using Euclid s division algorithm, find whether the pair of numbers 847, 2160 are co-primes or not. 8. Prove that 3 is irrational. 9. If p(x)=ax+b find the zeros of p(x). 10. Verify whether 2,3 and ½ are the zeroes of the polynomial p(x)=2x 3-11x 2 +17x-6.

10 11. Determine by drawing graphs, whether the following pair of linear equations has a unique solution or not: 3x+4y=12; y=2 12. From a stationary shop,archana bought two pencils and three pens for 40rupees and indu bought one pencil and two pens for 25rupees.find the price of one pencil and one pen graphically. 13. Prove that the square of any positive integer of the form 5m +1 will leave a remainder 1 when divided by for some Integer m. 14. The HCF of two numbers is 145 and their LCM is If one number is 725, then find the other number. 15. If the sum of the zeroes of the quadratic polynomial ky 2 +2y-3k is equal to twice their product, find the value of k. 16. Verify that x=3 is a zero of the polynomial p(x)=2x 3-5x 2-4x Draw the graphs of the equations 4x-y-8=0 and 2x-3y+6=0 Also determine the vertices of the triangle formed by the lines and x axis. 18. Determine by drawing graphs whether the following pair of linear equations has infinite number of solutions or not: y=5; y+3=0 19. There are 576 boys and 448 girls in a school are to be divided into equal sections of either boys or girls alone. Find the total number of sections thus formed.

LINEAR EQUATIONS IN ONE VARIABLE 21 Linear Equations in One Variable

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