Percentage
Exam Duration: 45 Mins Total Questions : 25
p is 5 times as large as q, the percent that q is less than p is
- (a)
70%
- (b)
75%
- (c)
80%
- (d)
85%
A's income is 10% more than B's income. B's income is less than A's income by
- (a)
\(7\frac { 1 }{ 2 } \)%
- (b)
\(8\frac { 1 }{ 3 } \)%
- (c)
10%
- (d)
\(9\frac { 1 }{ 11 } \)%
Two numbers are less than a third number by 25% and 30% respectively. How much percent is the second number less than first?
- (a)
\(6\frac { 1 }{ 3 } \)%
- (b)
\(6\frac { 1 }{ 4 } \)%
- (c)
\(6\frac { 2 }{ 3 } \)%
- (d)
\(6\frac { 3 }{ 4 } \)%
3 L of water is added to 15 L of an alcohol-water solution containing 40% alcohol strength. The strength of alcohol in new solution will be
- (a)
30%
- (b)
\(33\frac { 1 }{ 3 } \)%
- (c)
\(33\frac { 2 }{ 3 } \)%
- (d)
33%
In a printing press 26% of the output of Machine A is equal to 45% of the output of Machine B. If the Machine B prints 650 page daily, then Machine A prints how many pages daily?
- (a)
1125
- (b)
1200
- (c)
850
- (d)
925
A goldsmith can prepare gold ornaments using a certain amount of gold daily. The price per gram of gold increases by 15%. By what percentage should the goldsmith decreases his preparation of ornaments in order to keep his daily expenditure the same?
- (a)
\(33\frac { 1 }{ 23 } \)%
- (b)
\(12\frac { 1 }{ 5 } \)%
- (c)
\(11\frac { 1 }{ 5 } \)%
- (d)
\(12\frac { 1 }{ 23 } \)%
Sudhir has to travel from town A to town B which is certain distance apart. 30% of the distance was travelled by car, 40% of the remaining by bus, 50% of the remaining by train and he still has 210 km to reach town B. What is the total distance between town A and town B?
- (a)
1200 km
- (b)
1100 km
- (c)
1000 km
- (d)
1050 km
The entry fee for musical concert was Rs 1 later it was reduced by 20% which increased the net collection of amount by 40%. The increase in the number of visitors is
- (a)
\(72\frac { 1 }{ 3 } \)%
- (b)
\(74\frac { 1 }{ 3 } \)%
- (c)
75%
- (d)
\(76\frac { 1 }{ 3 } \)%
The price of a book is first increased by 20% then decreased by 10%. If the price of the book is now Rs 216. What was the original price of the book?
- (a)
250
- (b)
200
- (c)
150
- (d)
300
If the numerator of a fraction is increased by 20% and its denominator is decreased by 20%, the value of fraction is 3/7. Find the original fraction.
- (a)
100.8
- (b)
0.2
- (c)
0.8
- (d)
100.2
Manohar gets a salary of x, he divides his salary into two parts such that the first part is K % of the other. What is the value of the second part?
- (a)
100k/100-k
- (b)
100+k/100x
- (c)
100x/100+k
- (d)
100-k/100x
In an election between two candidates one got 65% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 6500, the number of valid votes that the other candidate got, was
- (a)
1820
- (b)
1840
- (c)
1824
- (d)
1844
While purchasing one item costing Rs 800, I had pay the sales tax at \(6\frac { 1 }{ 4 } \)% and on another costing Rs 4200, the sales tax was \(8\frac { 1 }{ 3 } \)%. What percent of the sales tax. I had to pay, taking the two items together on an average?
- (a)
9%
- (b)
8%
- (c)
\(8\frac { 1 }{ 2 } \)%
- (d)
\(9\frac { 1 }{ 2 } \)%
In an examination of a certain number of questions, a student replied 24 out of 25 questions correctly. Of the remaining questions, he answered two-fifth correctly. All the questions have the same credit. If the student gets percentage marks, what are the total number of questions in the exmination?
- (a)
49
- (b)
45
- (c)
40
- (d)
42
From a container having pure milk, 10% is replaced by water and the process is repeated thrice. At the end of the third operation, the milk is
- (a)
74.2% pure
- (b)
70% pure
- (c)
72.9% pure
- (d)
75% pure
The price of oil is reduced by 5%. How many litres of oil can now be bought for the money which was sufficient to buy 38 L of oil earlier?
- (a)
42.5L
- (b)
42 L
- (c)
40 L
- (d)
40.5 L
A person spends 40% of his salary on his educational expenses. He spends 60% of it in purchasing books and one-half of the remaining in purchasing stationary items. If he saves Rs 160 every month, which is one-fourth of the balance after spending over books and stationary items, what is his monthly salary?
- (a)
8000
- (b)
4800
- (c)
9600
- (d)
Data inadequate
In measuring the sides of a rectangular plot, one side is taken 5% in excess and the other 6% in deficit. The error percent in area calculated, of the plot, is
- (a)
1%
- (b)
1.3%
- (c)
1.5%
- (d)
3%
The total tractor production in a state is 294000 out of which 150000 are made by Mahindra and Mahindra. Out of every 1000 Mahindra tractors, 98 are red in colour, but only 5.3% of the total tractor production is red. Find the percentage of non-Mahindra tractors that are red out of total non-Mahindra tractors.
- (a)
0.5025%
- (b)
0.5130%
- (c)
0.6125%
- (d)
0.6140%
33% Mark is required to pass an examination. A candidate who gets 210 marks fail by 21 marks. The total mark in the examination are
- (a)
500
- (b)
600
- (c)
700
- (d)
800
If 20% of a = 25% of b = 30% of c = 10% of d = k>1 then the largest of 2a, 3b, 6c and d is
- (a)
2a
- (b)
3b
- (c)
6c
- (d)
d
A series of discount of 20%, 10% and 10% is equivalent to a single discount of (approximately)
- (a)
40%
- (b)
35%
- (c)
30%
- (d)
45%
A 20% increase in the train fare resulting in a 5% decrease in passenger traffic, but the daily collection at the station increased by Rs 9000. Find the daily collection at the station before the increase in the fair.
- (a)
95000/3
- (b)
75000
- (c)
500000/14
- (d)
450000/7
If p is a% more than Q and Q is b% less than p, then
- (a)
(1/a)-(1/b) = 100
- (b)
1/a-1/b = 1/100
- (c)
1/a+1/b = 100
- (d)
1/b-1/a = 1/100
In a class, 40% of the student are boys. Seventy percent of the boys score more than 80% marks in a test. If 45% of the class scored more than 80% in the test, what fraction of the girls in the class score less than or equal to 80%?
- (a)
1/3
- (b)
2/3
- (c)
7/10
- (d)
5/6