1.
The value of a machine depreciates every year at the rate of 10 %on its value at the beginning of that year. If the current value of the machine is ₹729, then its worth 3 yr ago was
2.
In an examination, 65% of the students passed in Mathematics, 48% passed in Physics and 30% passed in both. How much per cent of students failed in both the subjects?
3.
The population of a village decreases at the rate of 20% per annum. If its population 2 yr ago was 10000, the present population is
4.
Present population of a village is 67600. It has been increasing annually at the rate of 4%. What was the population of the village 2 yr ago?
5.
A reduction of 21% in the price of an item enables a person to buy 3 kg more for ₹100. The reduced price of item per kg is
6.
A reduction of 20% in the price of sugar enables Mr Bhadra to buy a extra 5 kg of it for ₹320. The original rate of sugar is
7.
Due to an increase of 20% in the price of eggs, 2 eggs less are available for ₹24. The present rate of eggs per dozen is
8.
Read the question given below
9.
In the certain examination, 77% candidates passed in English and, 34% failed in Mathematics. If 13% failed in both the subjects and 784 candidates passed in both the subjects, then the total number of candidates was
10.
Rani's weight is 25% that of Meena's and 40% that of Tara's. What percentage of Tara's weight is equal to Meena's weight?
11.
The price of rice is reduced by 2% . How many kilograms of rice can now be bought for the money which was sufficient to buy 49 kg of rice.
12.
If the population of a town is 64000 and its annual increase is 10% then its correct population at the end of 3 yr will be
13.
In an examination, 35% of the candidates failed in Mathematics and 25% in English. If 10% failed in both Mathematics and English, then how much per cent passed in both the subjects?
14.
In an examination, 52% of the candidates failed in English and 42% failed in Mathematics. If 17% failed in both the subjects, then the percentage of candidates who passed in both the subjects, was
15.
Radha spends 40% of her salary on food, 20% on house rent, 10% on entertainment and 10% on conveyance. If her savings at the end of a month are ₹ 1500, then her salary per month (in₹) is
16.
Two years ago, the value of my motorbike was ₹62500. If the value depreciates by 4% every year, now its value is
17.
In an examination 80% of the candidates passed in English and 85% in Mathematics, while 75% passed in both English and Mathematics. If 45 candidates failed in both the subjects, then the total number of candidates was
18.
Due to an increase of 50% in the price of eggs; 4 eggs less are available for ₹24. The present rate of eggs per dozen is
19.
90% of the students in school passed in English, 85% passed in Mathematics and 150 passed in both the subjects. If no student failed in both the subjects, then find the total number of students.
20.
A man spends 40% of his monthly salary on food and one third of the remaining on transport. If he saves ₹ 4500 per month, which is equal to half the balance after spending on food and transport, his monthly salary is
21.
A TV was bought at a price of 21000. After one year the value of TV was depreciated by 5%. Find the value of the TV after one year.
22.
In an examination, 1100 boys and 900 girls appeared, 50% of the boys and 40% of the girls passed the examination. The percentage of candidates who failed is
23.
Kishan spends 30% of his salary on food and donates 3% in a Charitable Trust. He spends ₹2310 on these two items, then total salary for that month is
24.
In an examination 80% candidates passed in English and 85% candidates passed in Mathematics. If 73% candidates passed in both the subjects, the what per cent of candiates failed in both the subjects?
25.
Out of his income Mr Raj spends 20% on house rent and 70% of the rest on household expenditure. If he saves ₹3600 per month, then his total income per month in ₹ is
