One-fifth of Ruby's skipping rope is 30cm. How long is Ruby's skipping rope

In 1975, the population of Hobart was 217135. In 1985 the population was 231135. What was the population increase from 1975 1985

X + y = 3 -2x + 4y = 6

Wright an inequality to represent each relationship and solve. Ten less than 5 times a number is less than 6 times the number decreased by 8

If Trent averages 78 miles per hour, how many minutes will it take him to travel 273 miles?

What is the surface area of a sphere that has a radius of 5cm? use 3.14

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.

What is the responsibility if a scientist

What is 1/8 x 3/8 and how do you do the problem?