John, bob and jim are brothers. the sum of their ages is 39 years. john is four years younger than bob, and jim is seven years older. how old is each? a. 14, 11, 21 b. 12, 8, 19 c. 11, 9, 20 d. 12, 8, 20

What is another way to write 46

What dight can be in the one place of a number that has 5 as a factor?

Rosalyn worked 44 hr one week and earned a $989 paycheck. she earnsnbsptime and a half (1.5 times her regular hourly wage) for the number of hours she works in excess of 40. what is rosalyn? s regular hourly wage?

Rocks can cycle from one type to another over time. True or false

Tong loan Jody $50 for a month he charge 5% simple interest for the month how much did Jodi have to pay tong

If you were on the moon, your weight would only be 0.17 of your weight on Earth. If you weigh 195.75 pounds on Earth, how much would you weigh on the moon?

Find the center, vertices, and foci of the ellipse with equation x^2/100+y^2/64 = 1.

The first person has $15 and saves $1.50 each day. The second person has $55 and spends $4.50 each day. In about how many days will they have the same amount of money? a 7 days b 15 days c 21 days d 12 days

Ten students participated in a raffle to win a computer. There are two new computers being given away and two students will be chosen at random one at a time without replacement. How many possible ways are there to choose the two students?

A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i. e., of the population) is 0.22 ounces. In this problem the 0.22 is Select one: a. a parameter. b.