BE Aptitude Test - 18th August 2013 Evening Slot (EXTC/ETRX)

A man invests some money partly in 9% stock at 96 and partly in 12% stock at 120. To obtain equal dividends from both, he must invest the money in the ratio:

Sakshi invests a part of Rs. 12,000 in 12% stock at Rs. 120 and the remainder in 15% stock at Rs. 125. If his total dividend per annum is Rs. 1360, how much does he invest in 12% stock at Rs. 120?

In a group of 9 members, 2 can speak languages 1 and 2, 3 can speak languages 3, 4, and 5 and remaining 4 of them speak languages 6,7,8 and 9. If 5 out of 9 are selected to form another group so that at most 2 will know languages 6 and 7, 1 will know languages 1 and 2 and at least 3 will know languages 3 and 4 . Then what will be number of possible new groups?

In a team of 8 participants, 3 can go to the final round. In the final round only 2 of them will get the medal, then how many pair of medal winners are possible?

Three numbers are in the ratio 2:3:5. If the sum of the new numbers which are formed by increasing 15%, 10% and 20% of old numbers respectively is 9860. Then what will be 2nd number before increasing?

A merchant had a diamond, cost of which varies as a square of its weight. The merchant broke the diamond into 3 pieces in the ratio (based on weights) 4:5:6. When the pieces were sold he incurred a loss of Rs.444000. What could be the original price of the diamond.

Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is:

The market value of a 10.5% stock, in which an income of Rs. 756 is derived by investing Rs. 9000, brokerage being (1/4) %, is:

Find the odd man out :
835, 734, 642, 751, 853, 981, 532

Find the number that should replace the question mark.
4200, 1680, 672, ?

What is the number that will come in the place of question mark?
14, 28, 112, ? , 5376, 53760

In an exhibition arranged every year in island Grounds, there is a toy train with twelve different whistles . It was displayed as if travelling in a circle of radius of 8 m at 12 m per minute. But on account of a defect in the toy it was making only two whistles at random. What are the odds that this toy train makes three consecutive music whistle of the same type?

Emergent Cellphone company made a cell phone which is capable of giving different caller tunes. It had originally 10 different caller tunes. This cell phone fell into a box containing water and it resulted in damage and now the cell phone is making only any one of 2 different caller tunes when calls are received. What is the probability that the cell phone will ring both the caller tunes at the same instance ?

A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is:

Sharmila Begum, a tea merchant has two varieties of tea one costing Rs.62 per kg. and the other costing Rs.72 per kg. In what ratio she should mix these two varieties such that the mixture is worth Rs.64.50 per kg

In each of the following questions, two statements numbered I and II are given. There may be cause and effect relationship between the two statements. These two statements may be the effect of the same cause or independent causes. These statements may be independent causes without having any relationship. Read both the statements in each question

I. The local co-operative credit society has decided to stop giving loans to farmers with immediate effect.
II. A large number of credit society members have withdrawn major part of their deposits from the credit society.

Each problem consists of three statements. Based on the first two statements, the third statement may be true, false, or uncertain.
The Kingston Mall has more stores than the Galleria.
The Four Corners Mall has fewer stores than the Galleria.
The Kingston Mall has more stores than the Four Corners Mall.
If the first two statements are true, the third statement is

Reptile is to lizard as flower is to

Sponge is to porous as rubber is to

Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?

Four people witnessed a mugging. Each gave a different description of the mugger. Which description is probably right?

Nurse Kemp has worked more night shifts in a row than Nurse Rogers, who has worked five. Nurse Miller has worked fifteen night shifts in a row, more than Nurses Kemp and Rogers combined. Nurse Calvin has worked eight night shifts in a row, less than Nurse Kemp. How many night shifts in a row has Nurse Kemp worked?

Look at this series: J14, L16, __, P20, R22, ... What number should fill the blank?

Look at this series: 0.15, 0.3, ____, 1.2, 2.4, ... What number should fill the blank?

In each of the following questions, two statements numbered I and II are given. There may be cause and effect relationship between the two statements. These two statements may be the effect of the same cause or independent causes. These statements may be independent causes without having any relationship. Read both the statements in each question

Statements:
I. Police resorted to lathi-charge to disperse the unlawful gathering of large number of people.
II. The citizens' forum called a general strike in protest against the police atrocities.

The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?

The transformer that develops the high voltage in a home television is commonly called a...?

After the first photons of light are produced, which process is responsible for amplification of the light?

Current through the ionized gas in gas tube

FET is a good signal chopper because