EASY
UPSC CDS
IMPORTANT
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A train 100 m long passes a platform 100 m long in 10 seconds. The speed of the train is:

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Important Questions on UPSC CDS (II) Previous Year Paper 2018

EASY
UPSC CDS
IMPORTANT
A cyclist covers his first 20 km at an average speed of 40 kmph, another 10 km at an average speed of 10 kmph, and the last 30 km at an average speed of 40 kmph. Then the average speed of entire journey is:
MEDIUM
UPSC CDS
IMPORTANT
In a race of 1000 m, A beats B by 150 m. while in another race of 3000 m, C beats D by 400 m, Speed of B is equal to that of D. (Assume that A, B, C and D run with unifrom speed in all the events). If A and C participate in a race of 6000 m, then which one of the following is correct?
EASY
UPSC CDS
IMPORTANT
The sum of ages of a father, a mother, a son Sonu and daugter Savita and Sonia is 96 years. Sonu is the youngest member of the family,The year Sonu was born, the sum of the ages of all the member of the family was 66 years. If the father’s age now its 6 times that of Sonu's present age, then 12 years hence,the father's age will be:
 
EASY
UPSC CDS
IMPORTANT
A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. The number of days taken by B alone to finish the work is:
MEDIUM
UPSC CDS
IMPORTANT
Out of a total 85 children playing badminton or table tennis or both, total number of girls in the group is 70% of the total number of boys in the group. The number of boys playing only badminton is 50% of the number of boys and the total number of boys playing badminton is 60% of the total number of boys. The number of children playing only table tennis is 40% of the total number of children and a total of 12 children play badminton and table tennis both. What is the number of girls playing only badminton is:
EASY
UPSC CDS
IMPORTANT
A person bought two articles X and Y from a department store. The sum of prices before sales tax was ₹130 there was no sales tax on the article X and 9% sales tax on the article Y. The total amount the person paid, including the sales tax was ₹136.75 .What was the price of the article Y before sales tax ? 
MEDIUM
UPSC CDS
IMPORTANT
According to Mr. Sharma's will, half of his property goes to his wife and the rest is equally divided between his two sons, Ravi and Raj. Some years later, Ravi dies and leaves half of his property to his widow and rest to his brother Raj. When Raj dies he leaves half of his property to his widow and remaining to his mother, who is still alive. The mother now owns88,000 worth of the property. The total worth of the property of Mr. Sharma was:
EASY
UPSC CDS
IMPORTANT
X bought 4 bottles of lemon juice and Y bought one bottle of orange juice. Orange juice per bottle costs twice the cost of lemon juice per bottle. Z bought nothing but contributed50 for his share of the drink which they mixed together and shared the cost equally. If Z's 50 is covered from his share, then what is the cost of one bottle of orange juice?