1.
A man can do a job in 25 days. He worked at it for 15 days and then gave up. After that, B
completed the work in 10 days. Together, both can finish the job in ________days.
2.
Four bells ring at intervals of 10 min, 12 min, 15 min, and 20 min, respectively. If they ring together
at 8 a.m., find out the interval of time after which they will ring together again.
3.
3. The difference between the simple interest and compound interest obtained on a principal amount
at 5% per annum after two years is Rs.35. What is the principal amount?
4.
5.
Instruction: Select the correct option.
5. The total population of a town of both males and females was 8,000. In one year the male population
increased by 10% and the female population by 8%, but the total population increased by 9%. So the
number of males in the town is ___________
6.
Instruction: Select the correct option.
6. An article is sold at Rs.4,000 for a loss of 20%. If it is sold at 20% more, what is profit or loss per
cent?
7.
Two numbers are in the ratio 3: 4. The difference between their squares is 28. Find the sum of the
squares of these numbers?
8.
If the numerator of a fraction is increased by 140% and the denominator is increased by 150%, the
resultant fraction is 4/15. Find the original fraction?
9.
In an examination, a candidate got 30% marks and failed by 30 marks. If the passing marks are
60% of the total marks, then the maximum marks will be _________
10.
A student reached his school late by half-an-hour after travelling at the speed of 12 mph. By
increasing his speed by 3 mph, he reached his school in time the next day. Find out the distance
between his house and school?
11.
A diamond falls and breaks into three pieces whose weights are in the ratio 3:4:5. The value of
the diamond is proportionate to the square of its weight. If the value of the original diamond is
Rs.72, 000, what is the loss in value due to the breakage?
12.
13.
A reduction of 20% in the price of sugar enables a housewife to purchase 6 kgs more of it for
Rs.240. What is the original price per kg of sugar?
14.
If 10 men can reap a field in 4 days, 8 men will reap the same field in --- days.
15.
Travelling at ¾ th of his usual speed a man gets late by 10 minutes. What time does he take
travelling at his usual speed?
16.
A certain number of men can finish a work in 60 days. However, if there were 10 men less, it
would take 20 more days for the work to be finished in. How many men were there initially?