Author Topic: IBA Admission Test Preparation (Math) - 6 (Read 1293 times)

Prodigy · « **on:** January 18, 2012, 08:54:25 PM »

Mathematics

01.The monthly income of Mr. x Mr. y are in the ratio 4:3, each of them saves Tk. 600. If the ratio of expenditures is 3:2, Then what is the monthly income of Mr. x?
(A) Tk. 1800 (B) Tk. 2000 (C) Tk. 2400 (D) Tk. 3000 (E) None of these.

02.How many liters of water should be added to a 30 liter mixture of milk and water containing milk and water in the ratio 7:3 such that the resultant mixture has 40% water in it?
(A) 7 (B) 10 (C) 5 (D) 12 (E) None of these.

03.Equal amount of water were poured into two empty jars of different capabilities, which made one jar � full and the other jar 1/3 full. If the water in the jar with lesser capacity is then poured into the jar with the greater capacity what fraction of the larger jar will be filled with water?
(A) 1/7 (B) � (C) � (D) 7/12 (E) None of these.

04. M is a set of 5 consecutive integers whose average are 4. N is a set of 7 consecutive integers whose average are 7. How many members of set N are also members of set M?
(A) 0 (B) 1 (C) 2 (D) 3 (E) None of these.

05.If the radius of a cylinder is tripled while its height is halved, its volume will be (A) halved (B) unchanged (C) doubled (D) increased by 50% (E) Four and a half times as large.

06.55 men can finish a work in 42 days. How many additional men must be engaged to complete the work 9 days earlier?
(A) 15 (B) 16 (C) 17 (D) 18 (E) None of these.

07.The length of a rectangle is increased by 40%. By what percent would the width have to be decreased to maintain the same area?
(A) 28.57% (B) 60% (C) 75%. (D) 80% (E) None of these.

08.The sum of the three consecutive numbers is 54. What is the product of the three numbers?
(A) 5700 (B) 5804 (C) 5814 (D) 5824 (E) None of these.

09.Imtiaz is 10 years older than Neaz. Five years ago Imtiaz was twice as old as Neaz. How old is Neaz?
(A) 5 years (B) 10 years (C) 12 years (D) 15 years (E) None of these.

10.The cost, in taka of manufacturing X units of products is (9,000+400X). The amount received when selling these X units of products is taka 500X. What is the least number of products that must be manufactured and sold so that the amount received is at least equal to the manufacturing cost?
(A) 10 (B) 18 (C) 45 (D) 90 (E) None of these.

Answer :
01 (C) 02 (C) 03 (C) 04 (D) 05 (E) 06 (A) 07 (A) 08 (C) 09 (D) 10 (D).

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Author Topic: IBA Admission Test Preparation (Math) - 6 (Read 1293 times)

Prodigy

IBA Admission Test Preparation (Math) - 6

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