Number System
Practice Questions
97 is related to 49 following a certain logic. Following the same logic, 115 is related to 58. To which of the following...
#2If 2cosec²θ + 3cot²θ = 17, then find the value of θ when 0° ≤ θ ≤ 90°....
#3The classification of 100 students based on the marks obtained by them in English and Mathematics in an examination is ...
#4The given table shows the number of soaps sold by four different companies in 4 different months. $?...
#6For what least value of n, is divisible by which of the following?...
#8Find the remainder when 19 raised to the power 200 is divided by 20....
#9Find the remainder when$?...
#11Which of the following is the largest 5-digit number divisible by 47?...
#12Find the average of the squares of the first 45 natural numbers....
#13Which of the following numbers will replace the question marks (?) in the given series: 88, 78, 70, 64, 60, ?, ?...
#1419 is related to 76 following a certain logic. Following the same logic, 27 is related to 108. To which of the following...
#15Each of the letters in the word ‘MUSICAL’ is arranged in the English alphabetical order. How many letters are there in t...
#16Which of the following is true about a **prime number**?...
#17What is the **unit digit** of the sum of the first 150 whole numbers?...
#18Find the **unit digit** of $$x = (164)^{169} + (333)^{337} - (727)^{726}$$....
#19What is the **unit digit** in the expansion of $67^{32}$?...
#20If $a : b = 5 : 7$, then find the ratio $\frac{6a^2 - 2b^2}{b^2 - a^2}$....
#21Find the **mean proportional** between 25 and 81....
#22Determine which of the given numbers divides the sum 7^15 + 7^16 + 7^17....
#23The following pie-chart shows the distribution of students at graduate level in different institutes in a town.  ...
#27Each of the letters in the word ‘DARKEN’ is arranged in the English alphabetical order. How many letters are there in th...
#28If (48° + k) is an acute angle and sin(48° + k) = cos 13°, what is the value of k (in degrees)?...
#29If secθ + tanθ = x, then find sinθ....
#30If A:B = 6:8 and B:C = 5:11, then find the ratio A:B:C....
#31The given table shows the number of clerical and officer cadre employees recruited by four different banks A, B, C and D...
#32Consider the following table for total exports of goods of 5 companies over 5 years (in lakhs). | Companies | R | S |...
#33All the alphabets in the word ‘CARDBOARD’ are arranged in the alphabetical order. How many alphabets are there in the En...
#3417 is related to 102 following a certain logic. Following the same logic, 29 is related to 174. To which of the followin...
#35What is the average of the squares of the first 48 natural numbers?...
#3611 is related to 121 following a certain logic. Following the same logic, 22 is related to 484. To which of the followin...
#37Select the option in which the numbers share the same relationship as that shared by the given pair of numbers: 11 : 133...
#38The given table shows the percentage of students passing out of college M over five years.![Screenshot 2025-05-28 093256...
#39Select the number from the given options to complete the series: 32, 36, 44, 56, 72, ___....
#40Find the fourth proportional to 4, 9 and 16....
#41Select the option in which the numbers share the same relationship as that shared by the given pair of numbers: 4 : 32 a...
#42The number of appeared candidates from State Z increased by 100% from 2008 to 2009. If the total number of qualified can...
#43What is the average expenditure (in ₹ lakh) on tennis, golf, swimming, and basketball, if the expenditure on cricket is ...
#4413 is related to 119 following a certain logic. Following the same logic, 9 is related to 31. To which of the following ...
#45Select the option in which the numbers share the same relationship as that shared by the given pair of numbers. (NOTE:...
#46The following table shows the sales during two seasons of a company. Study the table and answer the question that follow...
#47Each of the letters in the word ‘KEYBOARD’ are arranged in the English alphabetical order. How many letters are in the E...
#48The given pie chart shows the amount of money (₹) spent (in degrees) on various sports by a sports academy in a particul...
#49Select the option in which the numbers share the same relationship as that shared by the given pair of numbers (7, 333) ...
#50Each of the letters in the word ‘SLANTED’ is arranged in the English alphabetical order. How many letters are there in t...
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