The length of a ladder is exactly equal to the height of the wall it is learning against. If lower end of theladder is kept on a stool of height 3 m and the stool is kept 9 m away from the wall, the upper end of theladder coincides with the top of the wall. Then the height of the wall is
12 m
15 m
18 m
11 m
48:122::168:?
284
286
288
290
None of these
A man can walk up a moving ‘up’ escalator in 30 s. The same man can walk down this moving ‘up’escalator in 90 s. Assume that his walking speed is same upwards and downwards. How much time will he take to walk up the escalator, when it is not moving
30 s
45 s
60 s
90 s
If J $ K means K is the father of J; J # K means B is the mother of J; J * K means K is the sister of J and J @ K means K is the husband of J, which of the following indicates that P is the grandmother of P?
R # M $ N * M
Y# N $
NM= 45
UP * M
None of the above
At an enquiry office at a railway station, apassenger was told ‘A train for Delhi has left 15 minutes ago, but after every 45 minutes a train leaves for Delhi.The next train will leave at 8.30 pm’. At what time was this information given to the passenger?
7.45 pm
8.00 pm
8.15 pm
8.05 pm
One root of x2+ kx – 8 = 0 is square of the other. Then the value of k is
2
8
-8
-2
2/5 of the voters promise to vote for P and the rest promised to vote for Q. Of these, on the last day 15%of the voters went back of their promise to vote for P and 25% of voters went back of their promise to votefor Q, and P lost by 2 votes. Then the total number of voters is
100
110
90
95
If the first half of the English alphabet is reversed and so is the second half, then which letter is seventh to the right of twelfth letter from the left side? ABCDEFGHIJKLMNOPQRSTUVWXYZ
S
U
V
T
The sum of ages of Tim, Tom and Jerry is 160 years at present. Then, what was the sum of their ages five years ago?
144 years
145 years
148 years
154 years
200 years
In a race of 200 m run, A beats S by 20 m and N by 40 m. If S and N are running a race of 100 m with exactly same speed as before, then by how many metres will S beat N?
11.11 m
10 m
25 m
Which of the following divides 1442 + 1692 + 144 × 169?
157
144
313
Two numbers are less than a third number by 30% and 37% respectively. How much percent is the second number less than the first?
3%
4%
7%
10%
How many meaningful English words can be formed with the letters I,C,B,R using each letter only once in each word?
Zero
One
Two
Three
If a 4 digit number is formed with digits 1, 2, 3 and 5. What is the probability that the number is divisible by 25, if repetition of digits is not allowed?
1/12
1/4
1/6
none of these
The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is:
15
16
18
25
Two towns A and B are 100 km apart. A school is to be built for 100 students of Town B and 30 students of Town A. Expenditure on transport is Rs 1.20 per km. If the total expenditure on transport by all 130 students is to be as small as possible, then the school should be built at:
33 km from Town A
33 km from town B
Town A
Town B
All successful managers are dishonest. All dishonest managers are successful. X is a successful manager if and only if Y is a successful manager. X is an unsuccessful manager and he is a dishonest manager. X is a successful manager and Y is an unsuccessful manager. Y is an honest manager.
3
4
5
None of these.
Number of persons in Aghosh Colony who read only one newspaper is
29
19
39
20
Which of the following mentioned perfume formulas can be made agreeable by eliminating some or all of one fragrance?
Two parts H, two parts J, one part K, two parts L
One part L, one part I, one part K, one part J
One part L, one part H, one part K, four parts J
Two parts K, one part J, two parts L, three parts H
One part H, two parts J, one part K, four parts L
Anny said to a woman sitting in a car, "The one and only daughter of the brother of my wife is the sister-in-law of the brother of his sister." How the husband of the woman is associated to Anny?
Son-in-law
Brother
Father
Mother
The rate of inflation was 1000%. Then what will be the cost of an article, which costs 6 units of currency now, 2 years from now
666
660
720
726
If every third letter from the following English alphabet is dropped, which letter will be seventh to the right of eleventh letter from your right? ABCDEFGHIJKLMNOPQRSTUVWXYZ
K
I
72 hens cost Rs. __ 96.7__. Then what does each hen cost, where two digits in place of‘ __ ’are not visible or are written in illegible hand
Rs. 3.23
Rs. 5.11
Rs. 5.51
Rs. 7.22
The sum of the series: 1² + 2² + 3² + 4² + ……+ 15² is
1080
1240
1460
1620
A trader in order to code the prices of article used the letters of PSICHOLAZY in the form of '0 to 9' respectively. Which of the following code stands for ? 875.50?
AIL.HP
AIL.HS
ZYA.HO
ZCA.OP
A dealer offers a cash discount of 20% and still makes a profit of 20%, when he further allows 16, articles to a dozen to a particularly sticky bargainer. How much percent above the cost price were his wares listed
100%
80%
75%
66 2/3%
Which is the least number that must be subtracted from 1856, so that the remainder, when divided by 7, 12, and 16, will leave the same remainder 4
137
1361
140
172
How many such pairs of letters are there in the word CREATION each of which has as many letters between them in the word (in both forward and backward directions), as they have between them in the English alphabetical series?
None
More than three
A group of men decided to do a job in 8 days. But since 10 men dropped out every day, the job got completed at the end of the 12th day. How many men were there at the beginning?
165
175
80
Court:Justice::School:?
Teacher
Student
Ignorance
Education