Debbie went to the grocery store and purchase cans of soup andfrozen dinners. Each can of soup has 250 mg of sodium and each frozen dinner has 550 mg of sodium. David Purchased twice as many cans of soup as frozen dinners and they all collectively contain 2100 mg of sodium. Determine the number of cans of soup purchased and the number of frozen dinners purchased.

Which equation represents the partial sum of the geometric series?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

Indicate the formula for the following conditions: p^c(n, r)=