19. a) Find the simple interest at the rate of 5% p. a. for 3 years on that principal which in 2
years, 8 months at the rate of 5% p. a. gives
Rs. 1200 as simple interest.

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.