Sally and mabel had the same number of cards at first. after sally sold 18 of her cards, mabel had four times as many cards as sally. how many cardsdid each girl have at first?

After returning from a holiday to the USA, Megan has some American coins: A 25c coins and B 10c coins with a total value of $1.95, where A and B are both counting numbers. how many different values of A can Megan have?

Makayla and Brendan each opened a savings account with the deposit of $100. -Makayla earned 2.5% simple interest per year. -Brendan earned 2% simple interest per year. -Neither of them made additional deposits or withdrawals.

Tia is planning a sailing party for her friends the boat rental is 15$ plus an additional 15$ per person tia has saved up 400$ what is the maximum number of people that can go sailing

A Number plus it's half is 21 How to write an equation?

You have 18 pears find 6 different ways to show equal groups

A bearing used in an automotive application is suppose to have a nominal inside diameter of 1.5 inches. A random sample of 25 bearings is selected and the average inside diameter of these bearings is 1.4975 inches.

A motorcycle purchased for 12,500 today will be valued 7% less each year. How much could you expect to receive for the motorcycle at the end of 4 years of you wanted to sell it?

Which expression is NOT equivalent to the other expression?

A soccer team won 6 games out of 10 total games. If they played 25 total games, how many games did they win?

The cost of 16 oranges is $1. What is the cost of 4 dozen oranges?