For the following questions answer them individually
If an electricity bill is paid before the due date, one gets a reduction of 5% on the amount of the bill. If a person gets a reduction money of Rs.350, then the amount of electricity bill is:
A can do a piece of work in 15 days and B does the same work in 25 days. In how many days will A and B together complete this work?
The number ‘a’ is inversely proportional to ‘e’, when a = 50, e = 22. Find the equation relating ‘a’ and ‘e’.
The average number of passengers in a train increased from 135408 last year to 141050 this year. What was the increase percent?
A principal will become ₹441 in 2 years at the rate of 5% per annum compound interest, compounding annually. What is the principal?
In an examination, 20% students failed in English, 60% failed in Mathematics and 15% failed in both. Find the percentage of students who passed in both the subjects.
A dishonest shopkeeper uses a weight of 900 gm instead of 1 kg and sells 1 kg pulses at its cost price. What will be his profit percentage on selling 10 kg pulses?
To go 144 km upstream, a rower takes 12 hours, while it takes her only 9 hours to row the same distance downstream. What was the speed (in km/h) of the stream?
Akshara sold an article for Rs.25,000. If she had offered a discount of 15% on the selling price, then she would have earned a profit of 10%. What is the cost price?