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Frequently Asked Dell Logical Reasoning Interview Questions with Answers : Solved Question

(#M40018048) DELL QUESTION Age of boy Keep an EYE

Q. Two boys are playing on a ground. Both the boys are less than 10 years old. Age of the younger boy is equal to the cube root of the product of the age of the two boys. If we place the digit representing the age of the younger boy to the left of the digit representing the age of the elder boy, we get the age of the father of the younger boy. Similarly, we place the digit representing the age of the elder boy to the left of the digit representing the age of the younger boy and divide the figure by 2, we get the age of the mother of the younger boy. The mother of the younger boy is younger than his father by 3 years. Then, what is the age of the younger boy.

Option
a) 3
b) 4
c) 2
d) None of these.

Asked In Dell Govind (12 years ago)

Solved Dr.Dipin Singh Read Solution (4)

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(#M40008893) DELL QUESTION saving time/distance Keep an EYE

Q. Instead of walking along two adjacent sides of a rectangular field, a boy took a short cut along the diagonal and saves a distance equal to half the longer side. Then find the ratio of the shorter side to the longer side.

Asked In Dell Sukh (13 years ago)

Solved Pargat Pal Singh Read Solution (4)

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(#M40003164) DELL QUESTION Keep an EYE

There are 11 lines in plane. How many intersections (Maximum) can be made?

Solution

First line will cut all other 10, similarly second will cut 9, and so on
total = 10+9+8+7+6+5+4+3+2+1 = 55

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Asked In Dell (14 years ago)

Solved Read Solution (3)

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(#M40003427) DELL QUESTION age problem Keep an EYE

Q. The ratio of present ages of X and Y is 4:5. Which of the following cant be the ratio of ages of X and Y, 20 years ago?

Option
a) 2:4
b) 9:10
c) 2:3
d) 3:5

Asked In Dell Sulekha (14 years ago)

Solved Dr.Dipin Singh Read Solution (4)

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(#M40003428) DELL QUESTION change in income Keep an EYE

Q. The payment per hour for a daily-wages employee is increased by 33.33 and the working time is reduced by 33.33%. What is the percentage change in the employee's income?

Asked In Dell Sulekha (14 years ago)

Solved Dr.Dipin Singh Read Solution (1)

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