In 1972, an item cost $0.28. Now the same item costs $1.02. What is the approximate percent increase of the cost of the item?

What is the sum of these mixed numbers 2 1/8 + 4 3/8

If you could answer these your a life saver

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?