On Monday, Ahmad borrow $20 nam Hamza on Tuesday he pays hamza $30.On Thursday he borrows $48 and pays back $30 the next day. How much does Ahmed owe
Hamza in the end.

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

The solution set for 5v2 – 125 = 0 is

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.