A 400 gram solution contains 20% salt. How many grams of salt should we add to make the solution have 30% salt?

Farmers often sell fruits and vegetables at farmers' markets during the summer. Each tomato stand at the Bentonville farmers' market has a daily demand for tomatoes that is approximately normally distributed with a mean equal to 125 tomatoes per day

Estimate and find the product 396*37

What is a factor of 10 but not a multiple of 2

Is 6/10 equal to 4/7

during a sale a shirt was marked down from 70 to 56 what was the percent decrease in the price of the shirt

Solve. Write the solution set in interval notation. x + 7 ≥ 4x - 2

The histogram below shows information about the hours students spent exercising in a week: A histogram is titled Weekly Exercise, the horizontal axis is labeled Hours of Exercise, and the vertical axis is labeled Students.

What is the rule for 24, 48, 72,

Eight more then the number Let n represent an unknown number

Yoku Is putting on sunscreen. He uses 2 ml to cover 50 cm² of his skin. He wants to know how many milliliters of sunscreen he needs to cover 325 cm² of the skin.