JET Test Paper 5

JET Test Paper

41. The value of c for which the system of simultaneous linear equation cx + 3y = c-3; 12x + cy = c has infinitely many solutions, is:

a) 2 b) 3 c) 6 d) 12

42. The greatest common divisor (GCD) of x2-5x+6, x3-8 and x2-4x+4 is:

a) x-2 b) x+2 c) (x-2)2 d) (x+2)2

43. Additive inverse of algebraic expression is 2x2 - 3/x2 + 4

a) 2x2 - 3/x2 + 4 b) x 2 + 4 / 2 x2 - 3
c)- 2x2 - 3/ - x2 -4 d) - 2 x2 + 3 / x 2 + 4

44. The value of C for which the quadratic equation 16x2+24x+C=0 has equal roots, is:

a) 10 b) 9 c) 8 d) 7

45. A reduction of 15% in the price of rice enables a housewife to purchase 1 kg more rice for Rs. 85, The original price of rice per kg. was:

a) Rs. 12 b) Rs. 12.75
c) Rs. 15 d) Rs. 15.75

46. A DVD player is available for Rs. 1498 inclusive of sales tax at the rate of 7%. The cost of the DVD player, if the rate of sales tax changes to 10% would be

a) Rs. 1400 b) Rs. 1500
c) Rs. 1540 d) Rs. 1640

47. The sum of all integers between 99 and 1001 which are divisible by 5 is

a) 98450 b) 98550 c) 99450 d) 99550

48. The sum of m numbers of an A.P is 3m2 + 4m, its pth term is

a) 6P+1 b) P + 1 c) 4P+1 d) 6P

49. Tenth term in the sequence 3,8,13,18,------ is

a) 48 b) 51 c) 54 d) 57

50. The common root of the equations x2-7x+10=0 and x2-10x+16=0 is

a) -2 b) 3 c) 5 d) 2

Questions 51 to 60