For the following questions answer them individually
If the annual rate of simple interest increased from 8% to $$12\frac{1}{2}\%$$, a person's yearly income increased by ₹459. The principal amount (in ₹) is:
'A' can complete the 60% of the work in 9 days, while 'B' can complete the work in $$7\frac{1}{2}$$ days. If they work together, then in how many days will the work be completed?
An open tank is 25 m long. 12 m wide and 6 m deep. The cost (in ₹) of plastering its walls and bottom from the inside at ₹15 per $$m^{2}$$ is:
The sum of the cost price of two bikes is ₹50,000. The first bike was sold at a profit of 20%, and the second bike at a loss of 20%. If the selling prices are the same, what is the cost price (in ₹) of the first bike that was sold?
The toal number of students in class A and B is 72. The number of students in A is 40% more than that in B. The average marks of students in B are 50% more than that of students in A. If the average marks of all the students in A and B are 58, then what are the average marks of students in B?
Which water treaty has been signed between India and Pakistan in the year 1960?
What is the melting point of ice at the sea-level at normal atmospheric pressure and at
45 degree latitude?
Which cricket team did India defeat in the finals of Men's Cricket World Cup 1983?
Who among the following is regarded as the founder of Aurangabad city?
Cinnabar is the ore of which of the following metals?