Question
What is the correct order of radiations in descending
order of frequencies?Solution
Hence, in the order of decreasing frequency, the waves are  X−rays>Infrared>Microwave>Radio waves.
Out of the total income of Priya, she spends 25% on food, 30% on rent and 25% on groceries. Out of the remaining income, she donates 10% in a charity an...
Raj saves Rs. 3000 more if he spends 65% of his income instead of 85%. Find the savings of Sanjay whose income is 20% more than that of Raj, and spends ...
810 sweets were distributed equally among children in such a way that the number of sweets received by each child is 40% of the total number of children...
Ajay spent 35% of his monthly income on rent and 43% of the remaining on food and the rest amount is saved by him which is Rs. 1482, then find the month...
Raj saves Rs. 4500 more if he spends 65% of his income instead of 80%. Find the savings of Sanjay whose income is 25% more than that of Raj, and spends ...
Two students appeared in an exam and one secured 10 marks more than the other. If marks of student who got more marks is 52% of the sum of the marks of ...
In a company interview test, 65% of the students passed in the first round, and 55% passed in the technical round, while 15% of students failed in both ...
- A number is first increased by 25% and then decreased by 25%. The overall change in number is:
Mr Rajesh buys a toy for Rs 27.50 and sells it for Rs 28.60 Find the gain percentage
Monthly income of A is Rs. 55000 out of which he spent 21%, 9% and 22% of his total income in rent, medicine and transportation, respectively. Find his ...
