How many paper square with an area of 40 cm² will be needed to form a square with an area of 4 m²?

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

What is the y intercept of f(x)=(1/2)^x?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years