Percentage-Test 2

In a factory there are three types of bulbs L1, L2 and L3 which produces 20%, 15%
and 32% of the total products respectively. L1, L2 and L3 produces 3%, 7% and 2%
defective products, respectively. Find the percentage of non-defective products ?

In a class of 500 students ,65% are boys. 20% of the girls and 40% of the boys failed
the exam.Find the of students in the school passed the exam?

The population of village increases at the rate of 6% per annum. There is an additional
increase of 2% in the population due to rural development .Therefore the percentage
increase in the population after 2 years will be

The total salary of Guagn and Harish in an organization is Rs 30000. If the salary of
Gugan increase by 5% and salary of Harish increase by 7%, then their total salary would increase to Rs 31800. Find the salary of Harish ?

In an examination 70% candidates passed in prelims and 55% candidates passed in
Mains. If 62% candidates passed in both these subjects, then what per cent of candidates failed in both the exams?

In a class, 60% of the students are boys and in an examination, 80% of the girls scored
more than 40 marks(Maximum Marks:150). If 60% of the total students scored more than 40 marks in the same exam, what is the fraction of the boys who scored 40 marks or
less.

In an election 10% of the voters on the voters’ list did not cast votes and 60 voters
cast their ballot papers blank. There were only two candidates. The winner was supported by 47% of all voters in the list and he got 308 votes more than his rival. The
number of voters on the list was:

Deepak was to get a 50% hike in his pay but the computer operator wrongly typed the
figure as 80% and printed the new pay slip. He received this revised salary for three
months before the organization realized the mistake. What percentage of his correct new salary will get in the fourth month, if theexcess paid to him in the previous three
months is to be deducted from his fourth month?

The prices of two articles are in the ratio 3 : 4. If the price of the first article be increased
by 10% and that of the second by Rs. 4, the original ratio remains the same. The original
price of the second article is

The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25%
of the girls are scholarship holders, the percentage of the students who are not
scholarship holders is

Sohan spends 23% of an amount of money on an insurance policy, 33% on food, 19% on
children’s education and 16% on recreation. He deposits the remaining amount of Rs. 504
in bank. How much total amount did he spend on food and insurance policy together?

Deepika went to a fruit shop with a certain amount of money. She retains 15% of her money for auto fare. She can buy either 40 apples or 70 oranges with that remaining
amount. If she buys 35 oranges, how many more apples she can buy?

The price of a car is Rs. 4,50,000. It was insured to 80% of its price. The car was
damaged completely in an accident and the insurance company paid 90% of the
insurance. What was the difference between the price of the car and the amount received?

The tank-full petrol in Arun’s motor-cycle last for 10 days. If he starts using 25% more
every day, how many days will the tank-full petrol last?

Last year there were 610 boys in a school. The number decreased by 20 percent this
year. How many girls are there in the school if the number of girls is 175 percent of the
total number of boys in the school this year ?

A reduction of 20% percent in the price of rice enables a housewife to buy 5 kg more for
rupees 1200. The reduced price per kg of rice

The population of a village has increased annually at the rate of 20%. If at the end of 3
years it is 21600, the population in the beginning of the first year?

12 percent of the voters in an election did not cast their votes. In this election there are
only two candidates. The winner by obtaining 45% of the total votes and defeated his rival by 2000 votes. The total number of votes in the election

A number is first decreased by 25%. The decreased number is then increased by 20%.
The resulting number is less than the original number by 40. Then the original number is

The number of seats in a cinema hall is decreased by 8% and also the price of the
ticket is increased by 4 percent. What is the effect on the revenue collected?

A man spends 60% of his income. His income is increased by 20% and his
expenditure also increases by 10%. Find the percentage decrease in his saving?

Weights of two friends A and B are in the ratio of 1:2. A’s weight increases by 20% and
the total weight of A and B together becomes 60 kg, with an increase of 30%. By what
percent the weight of B increase?

The marked price of an article is 20% higher than the cost price. A discount of 20%
is given on the marked price. In this transaction the seller

When the price of rice is increased by 30 percent, a family reduces its consumption
such that the expenditure is only 20 percent more than before. If 50 kg of rice is consumed by family before, then find the new consumption of family (approx.)

A man has 4000 rupees in his account two years ago. In the first year he deposited 20
percent of the amount in his account. In the next year he deposited 10 percent of the
increased amount in the account. Find the total amount in the account of the person
after 2 years.