3kg of salt is add to 15kg of pure water. What percentage of the mixture is salt?

4more then the difference of 2 and z

What is the common denominator of the expression 4/X + 2/3X

What is 121 inches in feet and inches

How to factorise 24x+3

A pizza shop offers 10 different toppings of pizzas. How many total 2-topping pizzas can be ordered?

When asked to write a fraction equivalent to 3/4, josie wrote 9/16 was she correct? josie wrote 9/16. Was she correct?

How to do reciprocal

A recent poll of 85 randomly selected cable subscribers found that 39% would be willing to pay extra for a new nature channel. To the nearest percent, with a confidence level of 95% (z*-score 1.

On a map, an air control tower in the town Morgan run is due south of Davidson and is southeast of Vicksburg. The distance from Morgan run to Davidson is 32 miles. The distance between Davidson and Vicksburg is 42 miles.

If i am makimg 10 cents 1 hour how many will i make in 5 hours?