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Cogmac Technologies Interview Questions
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225 : 400 :: 625 : __
122 views
Aptitude
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In a row of ten boys, when Rohit was shifted by two places towards the left, he became seventh from the left end. What was his earlier position from the right end of the row ?
229 views
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Slope intercept form of linear equation is
A. y = b⁄c - ax⁄b
B. y = c⁄b - ab⁄x
C. y = c⁄b - ax⁄b
D. xy = bx⁄c - ay⁄b
408 views
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Changed status to publish
January 6, 2022
Aptitude
Linear Equations
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A group consists of 4 men, 6 women and 5 children. In how many ways can 3 men, 2 women and 3 children selected from the given group?
190 views
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A person, standing exactly midway between two towers, observes the top of the two towers at angle of elevation of 22.5° and 67.5°. What is the ratio ? (Given that tan 22.5° = √ 2 − 1 )
A. 7+2√2: 1
B. 1+2√2: 1
C. 5+2√2: 1
D. 3+2√2: 1
588 views
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Changed status to publish
November 23, 2021
Height and Distanc
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The least number which when divided by 16, 18 and 21, leave the remainder 3, 5 and 8 respectively is:
A. 995
B. 895
C. 795
D. 695
197 views
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Changed status to publish
December 30, 2021
Aptitude
Problems on H.C.F and L.C.M
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If there are 2 wheelers and 4 wheelers parked in a school located at the heart of the city, find the number of 4 wheelers parked there if there were 58 wheels are parked there.
194 views
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27(deg) 6' 43.15"
45(deg) 31' 4.3"
THEN WHAT WILL BE THE DEGREE WHEN TIME IS 3 O CLOCK
555 views
General Aptitude
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If A = {1, 2, 5} and B = {3, 4, 5, 9}, then A ? B is equal to If A = {x: x = 3n, n ? 6, n ? N} and B = {x: x = 9n, n ? 4, n ? N}, then which of the following is false?
A. A ? B = {9, 81, 729, 6561}
B. A U B = {3, 9, 27, 81,243, 729, 6561}
C. A-B = {3, 27,243} (d) A ? D = {3, 27, 243, 6561}
D. none of these
502 views
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Changed status to publish
January 5, 2022
Aptitude
Relations and Functions
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A bill for Rs. 6000 is drawn on July 14 at 5 months. It is discounted on 5th October at 10%. Find the banker’s discount, true discount, banker’s gain and the money that the holder of the bill receives
A. 4390
B. 6580
C. 5880
D. 5350
195 views
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Changed status to publish
January 1, 2022
Aptitude
Banker's discount
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X, Y and Z invested Rs.6300, Rs.4200 and Rs.10500 respectively, in a partnership business. Find the share of A in profit of Rs.12100 after a year?
196 views
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The proportion of copper and zinc in the brass is 13 : 7. How much zinc will there be in 100 kg of brass?
A. 15kg
B. 25kg
C. 35kg
D. 45kg
244 views
Admin
Changed status to publish
January 1, 2022
Aptitude
Ratio and Proportion
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There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number?
199 views
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X, Y, Z enter into a partnership investing Rs. 35,000, Rs. 45,000 and Rs. 55,000 respectively. The respective shares of X, Y, Z in annual profit of Rs. 40,500 are:
219 views
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How many degrees (if any) are there in the angle between the hour and minute hands of a clock when the time is a quarter past three?
209 views
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