Question
Which of the following is a computer-based application
for exchanging messages between users?Solution
The correct answer is B
A spent 25% of his monthly income on study and 60% of the remaining on rent. If amount spent on rent is Rs. 945, then find the amount spent on study
In the Reebok factory, there are two units of workers, I and II, with a strength ratio of 2:1. The ratio of male to female in Unit I is 3:1, and in Unit...
A number is initially raised by 45%, and afterward reduced by 20%. Calculate the net percentage change (whether increase or decre...
Z spends 60% of his salary and saves the remaining. After his salary is increased by 30%, he saves 55% of the increased amount besides the amount he use...
A book is listed at Rs. 2,400 and the discount offered is 10%. What additional discount must be given to bring the net selling price Rs. 1,800?
A number N undergoes a two-step adjustment: first, it is increased by 20%, and then it is subsequently decreased by 10% of the new value. After these ad...
A price is first increased by 20% and then decreased by 25%. What is the net percentage change?
In a given years, A sold 1850 caps while B sold 20% more number of caps than A and C sold 5% less number of caps than B. Find the ratio between the numb...
If 66.66% of ‘t’ equals 6 times 25% of ‘u’ and ‘t’ is 70% of 450, find the value of ‘u’.
In 2018, Pritam used up 72% of his income for expenses. In the following year, his income rose by 20%, while his expenditure increased by 25%. What was ...
