What is the value of x?

A 52
B 104
C 123
D 256

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?