A number x is mistakenly divided by 10 instead of being multiplied by 10. what is the percentage error in the result?
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
An ore contains 25% of an alloy that has 90% iron. Other than this, in the remaining 75% of the ore, there is no iron. How many kilograms of the ore are needed to obtain 60 kg of pure iron?
Solution |
2
Discuss
|
In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ?
Solution |
3
Discuss
|
The population of village is 1,00,000. The rate of increase is 10% per annum. Find the population at the start of the third year?
Solution |
4
Discuss
|
Population of a town increase 2.5% annually but is decreased by 0.5% every year due to migration. What will be the percentage increase in 2 years?
Solution |
5
Discuss
|
Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining iron, only 25% is pure iron. If the pure iron obtained in a year from a mine of hematite was 80,000 kg, then the quantity of hematite mined from that mine in the year is
Solution |
6
Discuss
|
An alloy contains the copper and aluminum in the ratio of 7 : 4 While making the weapons from this alloy, 12% of the alloy got destroyed. If there is 12 kg of aluminum in the weapon, then weight of the alloy required is :
Solution |
7
Discuss
|
The price of a car depreciates in the first year by 25% in the second year by 20% in third year by 15% and so on. The final price of the car after 3 years, if the present cost of the car is Rs. 10,00,000 :
Solution |
8
Discuss
|
What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?
Solution |
9
Discuss
|
A fraction in reduced form is such that when it is squared and then its numerator is reduced by 33 1/3 % and denominator is reduced to 20%, its result is twice the original fraction. The sum of numerator and denominator is:
Solution |
10
Discuss
|
Narayan spends 30% of his income on education and 50% of the remaining on food. He gives Rs. 1000 as monthly rent and now has Rs. 1800 left with him. What is his monthly income?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved