Friendly's clothing store bought handkerchiefs, six for 10$, and sold them 4 for $10 they made a $60 profit. how many handkerchiefs did they sell

A student is given data that follows a normal distribution. According to the data, the mean amount of time that students spent reading outside of school each month was 10 hours, and the standard deviation was 2 hours.

A child find 29 nickels and dimes. how many dimes are there if the total value of the coins are $2.10?

A bag contains 8 blue marbles, 6 red marbles, and 4 green marbles. What is the probability of selecting a blue marble, replacing it in the bag and then selecting a red marble?

A newspaper stand sold 1000 copies of the city newspaper for $1600. Write and solve an equation to find the price of one copy.

A rule for an example of a nonlinear function that fits the following description. when d is 4, r is 9, and r is a function of d

Tia has collected 1,005 different types of rocks. she puts the same number of rocks in each of 5 display cases. how many rocks does tia place in each case?

A couple plans to have children until they get a girl, but they agree they will not have more than three children, even if all are boys. Assume that the probability of having a girl is 53.0053.00 %.

Nate has $188 he wants to buy tickets that cost 19 dollars for 6 friend does he have enough money

How many miles are in 20 kilometers? (1 kilometer = 0.621 miles)

What is the solution to 3|-3x + 9| = - 18? x = - 5 x = 5 or x = 1 x = - 5 or x = 1 no solution