How do I solve ratio and rate problems using equivalent ratios or cross products?

A rectangular box has a width of x. the height is 4 more than the width and the length is twice the width. write an equation for the volume of the box

Ella has 0.5 lbs of sugar. How much water should she add to make 20% syrup?

Find the circumference and area of a circle with a radius of 5 feet.

A submarine started at an elevation of - 1250 feet, or 1250 feet below sea level, and it submerged another 25 feet per second. It continued to submerged for 10 seconds. What was it's new elevation?!

Set up an expression The number of inches in a given number of feet, f

Five tenths of a circle plus one fifth of a circle is what percent of a circle?

Your job is to sort and sack marbles for sale. A bag contains 55 marbles, some red and some green. If there are 11 red marbles, what is the ratio of red to green marbles?

Will mark brainliest! A 3-pound piece of salami costs $14.99. A 12-ounce package of the same sliced salami costs $4.39. What is the difference in price per 4-ounce serving?

Giselle works as a carpenter and as a blacksmith. She earns $20 per hour as a carpenter and $25 per hour as a blacksmith. Last week, Giselle worked both jobs for a total of 30 hours, and earned a total of $690.

Which of the following represents three times answer minus 5?