An item with cost price Rs. 5300 is sold at a profit of 21%. What is the selling price in rupees?
$Selling Price = 5300 * (1 + 21/100) = Rs. 6413.$
Find the remainder when 709 is divided by 13.
709 = 13 * 54 + 7.
The average mark of 10 students in Group A is 32 and that of 10 students in Group B is 42. What is the combined average mark of both groups?
Combined average = (10*32 + 10*42) / 20 = 37.0.
A can finish a task in 16 days and B in 29 days. Working together, how many days will they take to complete the task? (Round to 2 decimal places)
$Time = (16 * 29) / (16 + 29) = 10.31 days.$
An item with cost price Rs. 5500 is sold at a profit of 10%. What is the selling price in rupees?
$Selling Price = 5500 * (1 + 10/100) = Rs. 6050.$