Jim is 5 years older than Cindy. 4 years ago, the sum of their ages was 21. Find each of their ages now.

Factor completely vwx+wxy-xyz

23.75 into a fraction

Why is 2 + (-3) equal to - 1? Because it is 3 units to the left of 2 on a horizontal number line Because it is 3 units to the right of 0 on a horizontal number line Because it is 3 units to the left of 0 on a horizontal number line Because it is 3

A man who moves to a new city sees that there are two routes he could take to work. A neighbor who has lived there a long time tells him Route A will average 5 minutes faster than Route B. The man decides to experiment.

Wei-Min makes a square quilt that has an area of 100 square feet. It has 25 square blocks, each the same size. What is the length of each side of a block?

Which expression is equivalent to the value 64? A) 34 B) 64 C) 6.4 x 102 D) 82

Construct the cumulative frequency distribution for the given data. Daily Low (degrees° F) Frequency 35-39 11 40-44 22 45-49 44 50-54 13 55-59 66 60-64 88 65-69 11 Construct the cumulative frequency distribution.

A convertible is traveling at 45 miles per hour, and its wheels have a diameter of 48 inches. How many complete revolutions do the wheels make in one minute?

Beth has a total of $6000 to invest, part at 6% simple interest and part at 8% simple interest. Her return for one year is $410. How much did she invest at each rate?

What advice would you give a friend who is sending someone mean messages?