TCS Pool Campus Drive: Aptitude Test-4 1.A closed cylindrica cylindricall tank contains contains 36 n cubic feet of water and it’s filled to half its capacity. When the tank is placed upright on its circular base on level ground, the t he height of water in the tank is 4 feet. When the tank is placed on its side on level ground, what is the height, height, in feet, of the surface of the water above above the ground a!1 b!" c!3 d!4 ".#he present ratio of students to teachers at a certain school is 3$ to 1. %f the student enroll&ent were to increase by '$ students and the nu&ber of teachers were to increase by ', the ratio of the teachers would then be "' to 1. What is the present nu&ber of teachers a!1' b!"$ c!"' d!3$ 3.(ollege # has 1$$$ students. )f the "$$ students &a*oring in one or &ore of the sciences, 13$ are &a*oring in (he&istry and 1'$ are &a*oring in +iology. %f at least 3$ of the students are not &a*oring in either (he&istry or +iology, then the nu&ber of students &a*oring in both (he&istry and +iology could be any nu&ber fro& a!""$ b!11$ c!33$ d!44$ 4.elly 4. elly and (hris are &oving into a new city. +oth +oth of the& love books and thus packed several bo-es with books. %f (hris packed 6$ of the total nu&ber of bo-es, what was the ratio of the nu&ber of bo-es elly packed to the nu&ber of bo-es (hris packed a!"/3 b!3/" c!4/3 d!3/4 '.A&ong a group of "'$$ people, 3' percent invest in &unicipal bonds, 10 percent invest in oil stocks, and percent invest in both &unicipal bonds and oil stocks. %f 1 person is to be rando&ly selected fro& "'$$ people, what is the probability that the person selected will be one who invests in &unicipal bonds but not in oil stocks a!2"' b!02"' c!23' d!62"' 6.achine A produces bolts at a unifor& rate of 1"$ every 4$ second, and achine + produces bolts at a unifor& rate of 1$$ every "$ seconds. %f the two &achines run si&ultaneously, how &any seconds will it take for the& to produce a total of "$$ bolts a!"$ b!"' c!3$ d!3' . ow &any pri&e pri&e nu&bers nu&bers between between 1 and 1$$ 1$$ are factor factorss of 1'$ 1'$ a!" b!3 c!4 d!' 0.Analy5ing the good returns that alocircle %nsurance vt 7td was giving, 8atika bought a 19year, 8s 1$,$$$ certificate of deposit that paid interest at an annual rate of 0 co£ed se&i9annually. What was the total a&ount of interest paid on this certificate at &aturity a!1$0$$ b!1$'$$ c!1$061 d!1$016 :.;uan is a gold &edalist in athletics. %n the &onth of ay, if ;uan takes 11 seconds to run y yards, how &any seconds will it take hi& to run - yards at the sa&e rate a!11-2y b!1"-2y c!11y2d!1"y21$. A certain certain co&pany retire&e retire&ent nt plan has a rule of $ provisions provisions that allows an e&ployee e&ployee to retire when the e&ployee’s age plus years of e&ploy&ent with the co&pany total at least $. %n what year could a fe&ale e&ployee hired in 1:06 on her 3"nd birthday first be eligible to retire under this provision a!"$$3 b!"$$4 c!"$$' d!"$$6 11. 11. #en #en ca&els ca&els cost as &uch &uch as "4 horses, horses, 16 horses horses cost as &uch as 4 o-en and 6 o-en o-en cost as &uch &uch as 4 elephants. %f the cost of 1$ elephants is 1,$,$$$ then what is the cost of ca&el a!66$$ b!6$$ c!60$$ d!6:$$ 1". )f the following, following, which is the closest appro-i&ation appro-i&ation of <'$."=$.4:!21::.0 a! > b!124 c!120 d!1216 13. Andalusia Andalusia has been pro&oting pro&oting the i&portance i&portance of health &aintenanc &aintenance. e. ?ro& ;anuary 1, 1::1 to ;anuary ;anuary 1, 1::3, the nu&ber of people enrolled in health &aintenance organi5ations increased by 1' percent. #he enroll&ent on ;anuary 1, 1::3 was 4' &illion. ow &any &illion people
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1. After loading loading a dock, each worker on the night night crew loaded 324 as &any bo-es as each worker on the day of the crew. %f the night crew has 42' as &any workers as the day crew, what fraction of all the bo-es loaded by two crews did the day crew load a!12" b!"2' c!42' d!'20 10. A bakery opened opened yesterday with its daily supply of 4$ do5en rolls. alf of the rolls were sold by noon and 0$ of the re&aining rolls were sold between noon and closing ti&e. ow &any do5en rolls had not been sold when the bakery closed yesterday yesterda y a!1 b!" c!3 d!4 1:. %f B4, B4, where where is a pri&e nu&ber greater greater than ", how &any different different positive positive even divisors divisors does n have including n a!4 b!3 c!" d!1 "$. A dealer dealer originally originally bought bought 1$$ identical batteries batteries at a total cost of @ rupees. rupees. %f each battery was sold at '$ percent above the original cost per battery, battery, then, then, in ter&s of @, for how &any &any rupees was each battery sold a!3@2"$$ b!3@2" c!1'$@ d!1'$2@ "1. #he price of lunch for 1' people was "$ pounds, pounds, including including a 1' percent percent gratuity of service. service. What was the average price per person, CD(7EF%G the gratuity a!11 b!1" c!13 d!14 "". )f the following, following, which is the closest appro-i&ation appro-i&ation of <'$."=$.4:!21::.0 a!1216 b!120 c!124 d!12" "3. ow &any pri&e nu&bers nu&bers between 1 and 1$$ are factors of of 1'$ a!" b!4 c!6 d!0 "4. A&ong a group of "'$$ people, people, 3' percent percent invest in &unicipal &unicipal bonds, 10 percent percent invest in oil stocks, and percent invest in both &unicipal bonds and oil stocks. %f 1 person is to be rando&ly selected fro& "'$$ people, what is the probability that the person selected sel ected will be one who invests in &unicipal bonds but not in in oil stocks a!2"' b!62"' c!42"' d!32"' "'. (ountry (ountry (lub has an indoor swi&&ing swi&&ing club. #hirty percent percent of the &e&bers of a swi& club have passed the lifesaving test. A&ong the &e&bers who have not passed the test, 1" have taken the preparatory course and 3$ have not taken the course. ow &any &e&bers are there in the swi& club a!3$ b!4$ c!'$ d!6$ "6. A necklace necklace is &ade by stringing stringing individual individual beads together in the repeating repeating pattern red bead, green bead, bead, white bead, blue bead and yellow bead. %f the necklace begins with a red bead and ends with a white bead, then could be/ a!'n91 b!'nH1 c!'nH3 d!'n93 ". A dog taken four four leaps for every five leaps of hare but three leaps of the dog is e@ual to four leaps of the hare. (o&pare speed a!3/4 b!4/3 c!1'/16 d!1/1' "0. #here are two bo-es, one containing containing 3: red balls I the other containing containing "6 green balls.Jo balls.Jou are allowed to &ove the balls b2w the bo-es so that when you choose a bo- rando& I a ball at rando& fro& the chosen bo-, the probability of getting a red ball is &a-i&i5ed. #his &a-i&u& probability is a!$.' b!$.6 c!$. d!$.0 ":. %n how &any ways ways can 3 postcards can be posted posted in ' postbo-es postbo-es 3 ' " a!' b!3 c!' d!one 3$. Apple costs 7 rupees rupees per kilogra& kilogra& for first 3$kgs and K rupees rupees per kilogra& for each additional additional kilogra&. kilogra&. %f the price of 33 kil ogra&s is 11.6and for 36kgs of Apples is 1".40 then the cost of first 1$ kgs of Apples is a!$.$3"6 b!$.36" c!3.6" d!36."
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