Marge is twice as old as consuelo. the sum of there ages seven years ago was 13. how old are they now

It is observed that 55.50 mL of water at 20°C completely fills a container to the brim. When the container and the water are heated to 60°C, 0.35 g of water is lost.

If five and + 7 equals 17 then n - 6 equals what

Which is the better by 3 pounds for 8.31 or 5 pounds for 12.95

Evaluate the formula V=Bh over 3 for B = 15 inches two squared. and h=28 inches

What is the radius of a sphere with a volume of 4.5π cubic centimeters?

The produce place sells cranberries in bulk for $2.40 a pound. The store also sells and 8 ounce package for $1.50. Which is the better buy? Show all work!

A pump discharges 278 gallons of water in 3.5 minutes. How long would it take to empty a container with 750 gallons? Round up to the nearest minute

Round these numbers to the nearesth hundredth~ 1. 0.285 2. 0.116 3. 0.709 4. 0.563

By what percent is 70 less than 200

Stefan has been given two segments and the measure of an angle between them. He is trying to construct a congruent triangle. He has just finished one of the steps of the construction. Which step has he just finished?