Mathematics Questions and Answers

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Q41
If log 2 = 7, then the value of log 80-
  • A 18
  • B 16
  • C 22
  • D 14
Answer: Option C
Q42
Find the distance between the dots (1,2) and (3,5) -
  • A 6
  • B 13
  • C 24
  • D 13
Answer: Option D
Q43
In the given equation 5x + 3y -19 = 0, then find the value of slope-
  • A +5/3
  • B – 5/3
  • C -3/5
  • D – 5/4
Answer: Option C
Q44
Which of the following has the lowest value?
  • A 3/4
  • B 5/6
  • C 7/9
  • D 11/13
Answer: Option A
Q45
In what time at the rate of 5% per annum from simple interest any principal will be increased by 40 %?
  • A 5 years
  • B 6 years
  • C 4 years
  • D 8 years
Answer: Option D
Q46
A train running at the speed of 60 kmph crosses a pole in 15 seconds.The length of the train is-
  • A 120 m
  • B 150 m
  • C 250 m
  • D 200 m
Answer: Option C
Q47
The diameter of a circle is 8 cm. A quarter part of the circle is folded as a cone The height of. cone is-
  • A 6cm
  • B 4 cm
  • C 2cm
  • D none of these
Answer: Option B
Q48
55% of a sum of money is Rs. 1.1. The sum of money is:
  • A Rs. 20
  • B Rs. 2
  • C Rs. 11
  • D Rs. 110
Answer: Option B
Q49
33 ½ % of A= l.5 of B= 1/8 of C. Then A: B: C: is:
  • A 24:2:9
  • B 2:9:24
  • C 9:2:24
  • D 9:24:2
Answer: Option C
Q50
A train running at a speed of 45 km/hr takes 10 seconds to pass a certain point. Then the length of the train is
  • A 120m
  • B 125m
  • C 128 m
  • D 450 m
Answer: Option B

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