placement paper-7


1) The NET income of a person diminishes by 1 percent, if the income tax rate 
increases BY 24 percent. Determine the tax rate. 

2) A child leaves his home for school. He walks 10 km to the north, then turns 
left and walk 20 km, again he turns left and walks 10 km further. What is the
distance of school from home and in which direction?
(Ans. 20 km in the west)

3) If ‘AOM’ = 29, what is ‘DISK’ equal to?
(Ans. 43)

4) 2 small mathematical paragraphs for checking Ur concentration and analysing
power.
Example: The state secretary for education of a state says that the SHARE of the expenditure on education in the total state budget has decreased in the past 3 years.
While the opposition says that The expenditure has increased by 3 million dollars in 
the past 3 years. What could be the possible correct statement for this contradiction?
(Ans. The total state budget has increased,hence though the expenditure increases, 
the SHARE of education decreases. )

5) If blue means red, red means yellow, yellow means orange and orange means
green, then what is the color of Sunflower?

6) I tried to find out where my friend goes at night. I followed him at the speed of 
28 km/hr and return back home very tired at 40 km/hr. My 28 hours got wasted
in this process. How much distance I travelled??

7) There is a 4-digit number. The first digit is a quarter of the last. The second digit
is six times as the first. The third is 3 greater than the second. What is the number? 
(Ans. 1694)

8) If MEN = 13-5-14 and TEN = 20-5-14, What is WOMEN = ??

9) A man comes to know that his dead relative has left a will for him in the bank. 
The lawyer gave him the key of the locker but unfortunately; the key has no 
number on it. The lawyer in a code language tells him, “ If u insert the key in 
20, 40, 88, 19, 23, 92, 76, and one more locker, u will know the actual locker 
number.

10) Simple question but big one on average age.sth like a, b, c weighted separately 
1st a, b, c ,then a& b, then b &c ,then c & a at last abc, the last weight was 167,then
what will be the average weight of the 7 reading?
a)95 b)95.428 c)95.45 d)94

11) A toy train produces 10 different sounds when it moves around a circular to
track of radius 5 m at 10 m per min. However, the toy train is defective and it now
produces only 2 different tunes at random.
What are the odds that the train produces for consecutive music tones of the 
same type?
a) 1 in 16 B)1 in 4 c)1 in 8 d)1 in 32

12) A triangle is made from a rope. The sides of the triangle are 25 cm, 11 cm and
31 cm. What will be the area of the square made from the same rope?
a)280.5625 b)240.5625 c)280.125 d)240

13) What is the distance between the z-intercept from the x-intercept in the 
equation ax+by+cz+d=0

14) What is the distance of the z-intercept from the x-intercept in the equation ax+by+cz=d ?

15) A scientist was researching on animal behavior in his lab. He was very interested
in analyzing the behavior of bear. For some reason he travelled 1mile in north 
direction & reached at North Pole. There he saw a bear. He then followed the bear
around 1 hr with a speed of 2km/hr in east direction. After that he travelled in 
south direction & reached at his lab in2 hrs. Then what is the color of the bear?
a)white b)black c)gray d)brown

16) Out of 7 children the youngest is boy then find the probability that all the 
remaining children are boys
a)1/64 b)1/32 c)1/128 d)1/256

17) Usha bought a linen cloth and rope to build a tent. If the rope is 153 m long and 
it is to be cut into pieces of 1m length, then how many cuts are to be made to cut the
ropes into 153 pieces?
a)153 b)152 c)154 d)155

18) Spores of a fungus, called late blight, grow and spread infection rapidly. 
These pathogens were responsible for the Irish potato famine of the mid-19th
century. These seem to have attacked the tomato crops in England this year. 
The tomato crops have reduced and the price of the crop has risen up. The price
has already gone up to $45 a box from $27 a box a month ago. How much more
would a vegetable vendor need to pay to buy 27 boxes this month over what he
 would have paid last month?
a) $27 b)$ 18 c)$45 d)$ 486

19) A Person buys a horse for 15 ponds, after one year he sells it for 20 pounds.
After one year, again he buys the same horse at 30 pounds and sells it for 40 pounds.
What is the profit for that person?
20) John buys a cycle for 31 dollars and given a cheque of amount 35 dollars. Shop 
Keeper exchanged the cheque with his neighbor and gave change to John. After 2 
days, it is known that cheque is bounced. Shop keeper paid the amount to his neighbor. 
The cost price of cycle is 19 dollars. What is the profit/loss for shop keeper?
a)loss 23 b)gain 23 c)gain 54 d)Loss 54

20) Ronald and Elan are working on an assignment. Ronald takes 6 hours to type 
32 pages on a computer, while Elan takes 5 hours to type 40 pages. How much 
time will they take, working together on two different computers to type an 
assignment of 110 pages ?
A) 7 hours 30 minutes
B) 8 hours
C) 8 hours 15 minutes
D) 8 hours 25 minutes

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