Cogmac Technologies Interview Questions

225 : 400 :: 625 : __

122 viewsAptitude

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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 viewsAptitude

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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 viewsAdmin Changed status to publish January 6, 2022Aptitude 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?

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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 viewsAdmin Changed status to publish November 23, 2021Height 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 viewsAdmin Changed status to publish December 30, 2021Aptitude 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.

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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 viewsGeneral 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 viewsAdmin Changed status to publish January 5, 2022Aptitude 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 viewsAdmin Changed status to publish January 1, 2022Aptitude 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?

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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 viewsAdmin Changed status to publish January 1, 2022Aptitude 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 viewsAptitude

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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 viewsAptitude

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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 viewsAptitude

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