When Lisa was 6 years old, her sister Lucy was half her age. If Lisa is 40 years old today, how old is Lucy?

If 9=90 8=72 7=56 6=42 what does 3=

The length of time in minutes required to complete a series of physical therapy exercises is normally distributed with a mean of 70 minutes and a standard deviation of 12 minutes.

Suppose that 5.9 percent of the statues unearthed in Qin Shihuangdi's tomb are statues of horses. Express 5.9 percent as a decimal.

Name the property 3x6x8=8x6x3 Associative or communitive

There is an old saying that goes, Every time I go one step forward, I get bumped two steps backward. Taken literally, what would the person's forward prgess be after going through this process 23 times?

Simplify this expression. -6w + (-8) + 1 + (-7w)

Evaluate the function for the given value. y = 16 - 1.5 * for x = 4

Carrie is planning her birthday party at a restaurant. She cannot spend more than $75 on the party. The cost per person for the meal is $12. There is also a $10 charge for the room.

Why is the difference of 2 odd numbers always even?

3^x+1=5^x-4 what is x?