3. For 1 month, 500 elementary students kept a daily record of the no. of hours of watching television. The average no. of hours per week spent watching television was 28hours. Researchers conducting the study also obtained report cards for each of the students. It was found that the students, who did well in school spent less time watching television and those who spent more time, did poorly. Listed below several possible statements concerning the research. Place a check on the statement that is definitely not true.

1 Answers  

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In a journey of 15 miles two third distance was travelled with 40 mph and remaining with 60 mph.How much time the journey takes...

0 Answers   Ramco,

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There are 100 doors all are closed. The below action is taken 1) all are opened 2)all multiple of 2's are togelled ie if open close or viceversa .....100 times. What is the status of the door after 100th.

7 Answers   Vizag Steel,

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There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small ball.The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at Nrev/sec. what is 'N' for the horizontal line from the centre of small wheel always is horizontal.

0 Answers   Infosys,

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.In a family there are many children , boy have equal no.of brothers&sisters, girl have twice no.of brothers&sisters .Find the no.

2 Answers  

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Two planes take off at the same exact moment. They are flying across the Atlantic Ocean. One leaves New York and is flying to Paris at 800 km/hr. The other leaves Paris and is flying to New York at only 750 km/hr ( because of a strong head wind ). Which one will be closer to Paris when they meet?

3 Answers   Wipro,

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One clock rings 7 O'clock in 7 sec.In how many seconds it will ring 10 O'clock.

0 Answers  

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There is a 5digit no. 3 pairs of sum is eleven each. Last digit is 3 times the first one. 3 rd digit is 3 less than the second. 4 th digit is 4 more than the second one. Find the digit.

9 Answers   Infosys, NIIT,

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If a light flashes every 6 seconds, how many times will it flash in ¾ of an hour?

7 Answers   Infosys, TCS,

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if the height of the triangle decreases by 40% and the breadth increases by 40%.then the effect on the area is

1 Answers   TCS,

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1.Fresh Grapes contain 90% water by wt. Dried grapes contain 20% water by %age. What will b wt of dried grapes when we begin with 20 kg fresh grapes? 2kg / 2.4kg / 2.5kg /none 2.How many 5 digit no. can b formed wit digits 1, 2, 3,4,5,6 which r divisible by 4 and digits not repeated 144 / 168 / 192 / none 3.There is a rectangular Garden whose length and width are 60m X 20m.There is a walkway of uniform width around garden. Area of walkway is 516m^2. Find width of walkway 1/2/3/4 4. In a race from pt. X to pt Y and back, Jack averages 0 miles/hr to pt Y and 10 miles/hr back to pr X. Sandy averages 20 miles/hr in both directions. If Jack and Sandy start race at same tIme, who’ll finish 1st Jack/Sandy/they tie/Impossible to tell 5. A man engaged a servant on a condition that he’ll pay Rs 90 and also give him a bag at the end of the yr. He served for 9 months and was given a turban and Rs 65. So the price of turban is i. Rs 10 / 19 / 0 / 55 6. Three wheels make 36, 24, 60 rev/min. Each has a black mark on it. It is aligned at the start of the qn.When does it align again for the first time? 14/20/22/5 sec 7. If 1= (3/4)(1+ (y/x) ) then i. x=3y ii. x=y/3 iii. x=(2/3)y iv. none 8. The sum of six consecutive odd nos. is 888. What is the average of the nos.? i. 147 ii. 148 iii. 149 iv. 146 9.An employee has to allocate offices to 6 staff members. The offices are no. 1-6. the offices are arranged in a row and they are separated from each other by dividers>hence voices, sounds and cigarette smoke flow easily from one office to another Miss R needs to use the telephone quite often throughout the day. Mr. M and Mr. B need adjacent offices as they need to consult each other often while working. Miss H is a senior employee and his to be allotted the office no. 5, having the biggest window. Mr. D requires silence in office next to his. Mr. T, Mr. M and Mr. D are all smokers. Miss H finds tobacco smoke allergic and consecutively the offices next to hers are occupied by non-smokers. Unless specifically stated all the employees maintain an atmosphere of silence during office hrs. a. The ideal candidate to occupy office farthest from Mr. B will be i. Miss H ii. Mr. M iii. Mr. T iv. Mr. D b. The three employees who are smokers should be seated in the offices i. 1 2 4 ii. 2 3 6 iii. 1 2 3 iv. 1 2 3 c. The ideal office for Mr. M would be i. 2 ii. 6 iii. 1 iv. 3 d. In the event of what occurrence within a period of one month since the assignment of the offices would a request for a change in office be put forth by one or more employees? i. Mr D quitting smoking ii. Mr. T taking over duties formally taken care of by Miss R iii. The installation of a water cooler in Miss H’s office iv. Mr. B suffering from anemia 10.Ten coins are distr. Among 4 people P, Q, R, S such that one of them gets a coin, another gets 2 coins,3rd gets 3 coins, and 4th gets 4 coins. It is known that Q gets more coins than P, and S gets fewer coins than R a. If the no. of coins distr. To Q is twice the no. distr. to P then which one of the following. is necessarily true? i. R gets even no. of coins ii. R gets odd no. of coins iii. S gets even no. of coins iv. S gets odd no. of coins b. If R gets at least two more coins than S which one of the following is necessarily true? i. Q gets at least 2 more coins than S ii. Q gets more coins than P iii. P gets more coins than S iv. P and Q together get at least five coins c. If Q gets fewer coins than R, then which one of the following is not necessarily true? i. P and Q together get at least 4 coins ii. Q and S together get at least 4 coins iii.R and S together get at least 5 coins iv.P and R together get at least 5 coins 11.Elle is 3 times older than Zaheer. Zaheer is ½ as old as Waheeda. Yogesh is elder than Zaheer. a. What is sufficient to estimate Elle’s age? i.Zaheer is 10 yrs old ii.Yogesh and Waheeda are both older than Zaheer by the same no of yrs. iii.Both of the above iv.None of the above b. Which one of the following statements can be inferred from the info above i.Yogesh is elder than Waheeda ii.Elle is older than Waheeda iii.Elle’s age may be less than that of Waheeda iv.None of the above

3 Answers  

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There are 40 seats in a bus. People agree to share the money for the number of seats. The total money comes to 70.37. How many seats were free?

0 Answers   Accenture,

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