Challenger App

No.1 PSC Learning App

1M+ Downloads
What will come in the place of '?' in the following equation, if '÷' and '+' are interchanged and 'x' and -' are interchanged? 48 ×16-20÷21+7=?
16 is related to 176 following a certain logic. Following the same logic, 21 is related to 231. To which of the following is 33 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.)

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 pencils are remotes

Some pencils are ACs.

Conclusions

[1] Some ACs are remotes.

[2] All remotes are Acs.

In a certain code language, if HOUSE is coded as 67 and GROUND is coded as 83, then how will KITCHEN be coded?
Select the option in which the numbers share the same relationship as that shared by the given pair of numbers. 48 : 42
A, B, C, L, M, Y and X are sitting around a circular table facing the centre (but not necessarily in the same order). Only two people sit between B and L when counted from the right of L. X sits to the immediate left of Y. A sits to the immediate right of M. Y is an immediate neighbour of L. Who sits fourth to the right of C?
In a certain code language, 'he may eat rice' is written as 'ki mi ji li' and 'she will like rice' is written as 'ni gi mi pi' How is 'rice' written in the given language?
Select the most appropriate option to fill in the blank. The old man shared his __________ wisdom with the young generation.
Select the most appropriate meaning of the given idiom. Clear as mud
Select the option that rectifies the spelling of the underlined word in the given sentence. The children were excited to ride the carusel.
Change the following sentence into positive degree. Yash is not better than Harsh.
Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. We should remember that all religions (1)________ good conduct in life, the foundation of which should rest on (2)_________. Without the basis of morality, philosophy would remain mere polemics, and religion would be (3)_________ and vain. Nobody can say that he is religious unless he is (4)_________ and unselfish. It is realised that by constant endeavour through thought, word and deed, one could (5)_________ absolute peace of mind. Select the most appropriate option to fill in blank number 1.
Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. We should remember that all religions (1)________ good conduct in life, the foundation of which should rest on (2)_________. Without the basis of morality, philosophy would remain mere polemics, and religion would be (3)_________ and vain. Nobody can say that he is religious unless he is (4)_________ and unselfish. It is realised that by constant endeavour through thought, word and deed, one could (5)_________ absolute peace of mind. Select the most appropriate option to fill in blank number 2.
Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. We should remember that all religions (1)________ good conduct in life, the foundation of which should rest on (2)_________. Without the basis of morality, philosophy would remain mere polemics, and religion would be (3)_________ and vain. Nobody can say that he is religious unless he is (4)_________ and unselfish. It is realised that by constant endeavour through thought, word and deed, one could (5)_________ absolute peace of mind. Select the most appropriate option to fill in blank number 3.
Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. We should remember that all religions (1)________ good conduct in life, the foundation of which should rest on (2)_________. Without the basis of morality, philosophy would remain mere polemics, and religion would be (3)_________ and vain. Nobody can say that he is religious unless he is (4)_________ and unselfish. It is realised that by constant endeavour through thought, word and deed, one could (5)_________ absolute peace of mind. Select the most appropriate option to fill in blank number 4.
Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. We should remember that all religions (1)________ good conduct in life, the foundation of which should rest on (2)_________. Without the basis of morality, philosophy would remain mere polemics, and religion would be (3)_________ and vain. Nobody can say that he is religious unless he is (4)_________ and unselfish. It is realised that by constant endeavour through thought, word and deed, one could (5)_________ absolute peace of mind. Select the most appropriate option to fill in blank number 5.
What were the main objectives of the Fifth Five-Year Plan (1974-79)?
Who produced methane in 1856 by bringing carbon disulphide vapour in contact with red hot copper and hydrogen sulphide?
In which Olympics did Rajyavardhan Singh Rathore win a silver medal in shooting?
There are primarily three pieces of equipment, a bowl, a jack and a mat, which are needed to play...........
From which region of the Himalayas does the river Brahmaputra originate?
Name the Indian sitar player who became a hippie music icon of the 1960s after collaborating with the Beatles.
Who retired as India's Ambassador to the United States in January 2024?
How much was the literacy rate of India as per census 1951?
Which British official was responsible for the partition of Bengal in 1905?
With which Indian dance form was Guru Chemancheri Kunhiraman Nair associated?
If the selling price is ₹2,886 after allowing a discount of 26% on the marked price, then the amount of discount is:
The average weight of Ashish, Kiran and Mahesh is 46 kg. If the average weight of Ashish and Kiran be 40 kg and that of Kiran and Mahesh be 43 kg, then the weight of Kiran (in kg) is:
The average age of 96 workers in a factory is 32 years. The average age of the men is 41 years and that of the women is 25 years. Find the number of women in the factory.
The mean proportional of x and y is z. What is the mean proportional of x²z and y²z?

Find the value of

[(21÷7)×[639+142×(42)]][(21 \div 7)\times[\frac{63}{9}+\frac{14}{2}\times(4-2)]]

Find the mean proportional of 9 and 49.
The price (per litre) of petrol increases by 60%. By what percent should its consumption be reduced such that the expenditure on it increases by 44% only?
Two trains travelling in opposite directions cross each other in 25 seconds. If the length of both the trains is 250 m each and the speed of one of them is 45 km/hr, what would be the speed of the other train?
If at same rate of interest, in 2 years, the simple interest is ₹40 and compound interest is ₹44, then what is the principal (in ₹)?
Two containers contains 765 litres and 833 litres of liquid, respectively. The maximum capacity of container that can measure the liquid of both containers is:
What time (in seconds) is required for a 496 m long train to cross a 664 m long tunnel, if the train travels at a speed of 18 km/h?
The number of days to finish a work by A is double the number of days to finish the work by B. The number of days to finish the work by C is half the number of days to finish the work by B. A can finish the work in 12 days. If B works on the 1st day, A works on the 2nd day and C works on the 3rd day, again B works on the 4th day and so on, then the work is finished in ______ days.
Ketan has two grandsons Mahesh and David. 15 year old Mahesh gets some money from Ketan's wealth and 16 year old David gets rest of the money. But Mahesh and David will get money only when they turn 22 years old. Till then the money is in a bank getting interest at rate 10% compounded annually. When both turn 22, they receive the same amount. How much had Ketan given David (in ₹) initially, if total money with Ketan was ₹25200?
The LCM of 36, 63, 372 and 126 is:
Evaluate: (-9) - (-60) ÷ (-15) + (-2) x 6
By selling an article for ₹20,240, a shopkeeper loses 8%. For what price (in ₹) should he sell it to make a profit of 12%?
Find the curved surface area of a cylinder with radius of base 7 cm and height 9.5 cm. (Use ∏=22/7)
If the numerator of a fraction is increased by 10% and its denominator is diminished by 10%, then the fraction becomes 11/45. Find the original fraction.
The simple interest on a principal amount (in ₹) is ₹360 for a period of 4 years at the rate of 2% per annum. The principal amount (in ₹) is:
Which dance style was given recognition by the famous 19th-century 'Tanjore Quartet'?
Which article of the Indian Constitution emphasizes the provision of just and humane conditions of work and for maternity relief?
Who was the first Deputy Chairman of the Planning Commission of India?
According to the Indian Constitution, which of the following is NOT a power of the Governor?
Which of the following sites provides evidence of early urban planning during the middle Iron Age in India?