A soup recipe calls for 3 chopped onions. You want to make 1/5 of the recipe. How many onions will you need? Which proportion will give the correct answer?

The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?