Challenger App

No.1 PSC Learning App

1M+ Downloads
10 is related to 75 following a certain logic. Following the same logic, 6 is related to 47. To which of the following is 15 related following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.
Q.10 What should come in place of the question mark (?) in the given series? 10, 22, 46, 94, 190, ?
What will come in place of the question mark (?) in the following equation, if 't' and '-' are interchanged and 'x' and '' are interchanged? 456 × 4 - 3 ÷ 11 + 70 = ?
Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete? EMU, DNT, COS, BPR,?
In a certain code language, 'make some noise' is written as 'ja sp ko' and 'noise is painful' is writtenas 'la ma sp'. How will 'noise' be writtenin that language?

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the

Statements:

Some whales are sharks.

No shark is a dolphin.

Conclusions:

(1) No dolphin is a shark.

(Il) Some sharks are whales.

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:

All shirts are trousers.

No trouser is a belt.

Conclusions:

(1) No shirt is a belt.

(Il) Some belts may be trousers.

CE 77 is related to IK 87 in a certain way. In the same way, GJ 52 is related to MP 62. To which of the following is BG 43 related following the same logic?
In a certain code language, 'VOLT' is coded as '3517' and 'TURN' is coded as '2348'. What is the code for 'T' in that language?
In a certain code language, 'BORDER' is coded as 'OBDRRE' and 'BEYOND' is coded as 'EBOYDN'. How will 'BURDEN' be coded in the same language?