## Downlaod CHSL (10+2) Exam Model Papers Mock Test -5 Arithmetic

Downlaod CHSL (10+2) Exam Model Papers Mock Test -5 Arithmetic

**1. **

**2. A common factor of (13 ^{7} + 11^{7}) and (135 + 115) is :**

(a) 2^{4}

(b) 13^{5} + 11^{5}

(c) 13^{2} + 11^{2}

(d) None of the above

**3. If log _{10} 2 = 0.3010 is given, then log_{2} 10 is equal to:**

**4. **

(a) 0.02

(b) 0.004

(c) 0.4

(d) 0.04

**5. The next number of the sequence 3, 5, 9, 17, 33 … is:**

(a) 65

(b) 60

(c) 50

(d) 49

**6. **

**7. The H.C.F. of two numbers is 8. Which one of the following can never be their L.C.M.?**

(a) 24

(b) 48

(c) 56

(d) 60

**8. If the sum of two numbers is 22 and the sum of their squares is 404, then the product of the numbers is:**

(a) 40

(b) 44

(c) 80

(d) 88

**9. **

**10.**

**11. The sum of first 20 odd natural numbers is equal to :**

(a) 210

(b) 300

(c) 400

(d) 420

**12. simplifies to :**

**13. (6.5 × 6.5 – 45.5 + 3.5 × 3.5) is equal to :**

(a) 10

(b) 9

(c) 7

(d) 6

**14. What number should be subtracted from both terms of the ratio 15 : 19 in order to make it 3 : 4?**

(a) 9

(b) 6

(c) 5

(d) 3

**15. If p : q = r : s = t : u = 2 : 3, then (mp + nr + ot) : (mq + ns + ou) is equal to :**

(a) 1 : 3

(b) 1 : 2

(c) 2 : 3

(d) 3 : 2

**16. If a : b = c : d = e : f = 1 : 2, then (pa + qc + re) : (pb + qd + rf) is equal to**

(a) p : (q + r)

(b) (p + q) : r

(c) 2 : 3

(d) 1 : 2

**17. If x : y = 3 : 1, then x3 – y ^{3} : x^{3} + y^{3} = ?**

(a) 13 : 14

(b) 14 : 13

(c) 10 : 11

(d) 11 : 10

**18. If 10% of m is the same as 20% of n, then m : n is equal to**

(a) 2 : 1

(b) 1 : 2

(c) 1 : 10

(d) 1 :20

**19. How many sides does a regular polygon have whose interior and exterior angles are in the ratio 2 : 1?**

(a) 3

(b) 5

(c) 6

(d) 12

**20.The area (in sq.cm.) of the largest circle that can be drawn inside a square of side 28 cm, is**

(a) 17248

(b) 784

(c) 8624

(d) 616

**21.**

**22.**

(a) It doubles

(b) It triples

(c) It quadruples

(d) It is halved

**23. A starts business with Rs. 3500/- and after 5 months, B joins with A as his partner. After a year, the profit is divided in the ratio 2 : 3. What is B’s contribution in the capital?**

(a) Rs. 8000/

(b) Rs. 8500/

(c) Rs. 9000/

(d) Rs. 7500/

**24. A, B and C rent a pasture. A puts in 10 oxen for 7 months, B 12 oxen for 5 months and C 15 oxen for 3 months for grazing. If the rent of the pasture is Rs.175/-, how much must C pay as his share of rent?**

(a) Rs. 45/-

(b) Rs. 50/

(c) Rs.55/-

(d) Rs. 60/

**25. A reduction of 20% in the price of oranges enables a man to buy 5 oranges more for Rs. 10/-. The price of an orange before reduction was:**

(a) 20 paise

(b) 40 paise

(c) 50 paise

(d) 60 paise

**26. In an examination, a student who gets 20% of the maximum marks fails by 5 marks. Another student who scores 30% of the maximum marks gets 20 marks more than the pass marks. The necessary percentage required for passing is**

(a) 32%

(b) 23%

(c) 22%

(d) 20%

**27. When 60 is subtracted from 60% of a number, the result is 60. The number is**

(a) 120

(b) 150

(c) 180

(d) 200

**28. : **

**29. **

**30. **

**31.**

**32. If 17200 is divided by 18, the remainder is :**

(a) 17

(b) 16

(c) 1

(d) 2

**33. On simplification 3034 – (1002 ÷ 20.04) is equal to**

(a) 3029

(b) 2984

(c) 2993

(d) 2543

**34. **

**35. When simplified, the expression – is equal to :**

**36. **

(a) 350

(b) 785

(c) 1220

(d) 1320

**37. Find the missing number of the sequence : “3, 14, 25, 36, 47 , ?”**

(a) 1114

(b) 1111

(c) 1113

(d) None of these

**38. **

**39. The sum (101 + 102 + 103 + … + 200) is equal to :**

(a) 15000

(b) 15025

(c) 15050

(d) 25000

**40. The sum of all natural numbers from 75 to 97 is:**

(a) 1598

(b) 1798

(c) 1958

(d) 1978

**41. **

(a) 52°, 38°

(b) 56°, 34°

(c) 51°, 39°

(d) 57°, 33°

**42. **

(a) 34°

(b) 33°

(c) 35°

(d) 38°

**43. The point of intersection of the line x + y + 1 = 0 and 2x – y + 5 = 0 is**

(a) (–1, 1)

(b) (–2, 1)

(c) (1, 2)

(d) (1, –2)

**44 The equation of the line passing through the point of intersection of the lines 5x – 2y = 3, 4x – 7y + 3 = 0 and parallel to the lines 3x – 2y + 5 = 0**

(a) 3x – 2y = 0

(b) 3x – 2y =1

(c) 3x – 2y = 5

(d) None of these

**45 The equation of a straight line passing through the intersection of the lines x + y + 1 = 0, 2x – y + 5 = 0 and through the point (5, –2).**

(a) 3x + 5y = 1

(b) 3x – 7y =1

(c) 3x + 7y = 1

(d) None of these

**46. The equation of a line parallel to 3x – 2y + 1 = 0 and passing through the origin is**

(a) 3x – 2y = 0

(b) 3x – 2y = 5

(c) 3x – 2y = 1

(d) None of these

**47. **

**48. If the polynomials f(x) = x ^{3} – ax^{2} + 9x + a is divided by (x – a).**

(a) 10a

(b) 6a

(c) 7a

(d) 5a

**49. If x2 – 1 is a factor of the polynomial f(x) = 2x ^{2} + Ax^{2} + Bx + 3, then find A and B.**

(a) –3,2

(b) –3, –2

(c) 3,–2

(d) Can’t be determined

**50. When 4x ^{3} – ax^{2} + bx – 4 is divided by x – 2 and x + 1, the respective remainders are 20 and –13. Find the values of a and b**

(a) –3, –2

(b) –3,2

(c) 3, –2

(d) 3, 2

__ANSWERS__

**1. (d) 2. (a) 3. (c) 4. (d) 5. (a) 6. (a) 7. (d) 8. (a) 9. (d) 10. (a)11. (c) 12. (a) 13. (b) 14. (d) 15. (c)**

**16. (d) 17. (a) 18. (a) 19. (c) 20. (d) 21. (a) 22. (c) 23. (c) 24. (a) 25. (c) 26. (c) 27. (b) 28. (c)**

**29. (d) 30. (d) 31. (d) 32. (c) 33. (b) 34. (c) 35. (a) 36. (c) 37. (d) 38. (b)39. (c) 40. (d)**

**41. (a) 42. (a) 43. (b) 44. (b) 45. (c) 46. (a) 47. (d) 48. (a) 49. (b) 50. (d)**

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