An electrical conductor allows the electric charges to flow through them easily. The property of conductors to “conduct” electricity is called conductivity.
In 2018, an online course had 'r' subscribers. Subscribers increased by 50% in 2019 and another 25% in 2020. However, in 2021 subscribers decreased by 4...
A bag contains 650 coins of 25p denomination and 1300 coins of 50p denominations. If 19% of 25p coins and 38% of 50p coins are removed, the percentage o...
In a job fair, 50% of the people are graduates, one fifth of them are post graduates and rest are double graduates. If three-fourth of the graduates, 60...
Raj saves Rs. 7500 more if he spends 60% of his income instead of 90%. Find the savings of Sanjay whose income is 30% more than that of Raj, and spends ...
P spends 22% of his salary on transportation, 30% on food, 15% on children’s education and 25% on medical. He deposits the remaining amount of Rs....
In a job fair, 50% of the people are graduates, one fifth of them are post graduates and rest are double graduates. If three-fourth of the graduates, 60...
P’s income exceeds that of Q’s by Rs. 600 and Q’s income is 50% less than that of R’s income. If the total income of all of them...
Two persons A and B started working for a company in similar jobs on January 1, 1990. A's initial monthly salary was Rs 400, which increases by Rs 50 af...
75% of A is equal to 40% of C and 80% of B is equal to 100% of A. If sum of 50% of B and 30% of C is equal to 95, then find 80% of A.
In an election between two candidates, winner got 55% of total valid votes. If total number of votes cast were 2000 out of which 6% were invalid, then f...
