CLAT elementary mathematics

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Question
CLATENEM12019101

The next number in the sequence is: 19, 29, 37. 43…..
  • 45
  •  47
  • 50
  • 53

Solution

B.

 47

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Question
CLATENEM12019102

An unknown man is found murdered. The corpse has one gold plated tooth. right ear is pierced and a healed fracture of left hand thumb. A man with these characteristics is reported missing. What are the chances (probability) of the corpse being the missing man? (Given the occurrence of the gold-plated teeth in the atea, 1 in 5000, left hand thumb fractures 1 in 20000 and of right ear pierces 1 in 100).
  • 1 in 1000
  • l in 1000.000
  • l in 1000000000
  •  1 in 10.000.000.000

Solution

D.

 1 in 10.000.000.000

Question
CLATENEM12019103

Value of “A” in the expression. 5+12×10/(120/240)=Ax10 is:
  • 11
  •  24.5
  • 34
  • 6.5

Solution

B.

 24.5

Question
CLATENEM12019104

The Least Common Multiple (L.C.M.) of 0.12, 9.60 and 0.60 is:
  • 9.60
  •  0.12
  •  0.6
  •  None of these

Solution

A.

9.60

Question
CLATENEM12019105

There are 30 boys and 40 girls in a class. If the average age of boys is 10 yr and average age of girls is 8 yr. then the average age of the whole class is:
  •  8 yr
  • 8.86 yr
  • 8.2 yr
  • 9 yr

Solution

B.

8.86 yr