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Railway Express Quiz-215

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Question 1

If p = 23n +1, then which of the following is correct about p?

Question 2

Snehasis sold an article for Rs. 104.88. The percentage of profit was numerically equal to the half of the cost price of the article. What is the cost price of that article?

Question 3

In Δ PQR, sides PQ and PR are extended to points S and T. The bisectors of SQR and ∠TRQ meet at a point O. Find QOR

Question 4

A vendor has a carton full of 320 brand new books. To gain extra profit he took out 40 books and replaced it with old second hand books.This process was repeated twice. How many new books are now there in the carton?

Question 5

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

Question 6

The angles of elevation of the top of a temple, from the foot and the top of a building of 30 m height, are 60° and 30° respectively. Then the height of the temple is?

Question 7

If the roots of the equation are equal, then which of the following is true?

Question 8

The batting average of a cricket player for 64 innings is 62 runs. His highest score exceeds his lowest score by 180 runs. Excluding these two innings, the average of remaining innings becomes 60 runs. His highest score was

Question 9

By selling 90 pens for Rs 80 a man loses 20%. What should be the selling price (in Rs) of 90 pens for 20% profit?

Question 10

ΔABC is similar to ΔDEF. If area of ΔABC is 9 sq.cm. and area of ΔDEF is 16 sq.cm. and BC = 2.1 cm. Then the length of EF will be
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Mar 18SSC & Railway