78 students are going to be divided into 24 groups and the number of each group member will be either 4 or 2. How many groups of 2 will there be? Let x be the number of groups of 2 and let y be the number of groups of 4

If the perimetes of the right angled triangle is 36m what is the length of its hypotenuse?

The total of 6.3m and 830cm and 600mm is

Ann purchased a prepaid phone card for $20. Long distance calls cost 11 cents a minute using this card. Ann used her card only once to make a long distance call. If the remaining credit on her card is $16.37, how many minutes did her call last?

4y^0 plus x^1 id x=8 and y=7

A data set can have more than one mode

Students were asked how many pairs of shoes they owned. Their responses were 8, 2, 1, 5, 7, 6, 2, 2, 8, and 3. urs the The mean of the data is

Convert. 0123 to a percent

Joe's house is 5.5 km from the creek, the distance between Jane's house and the creek is twice as far as Joe's house how much further is Jane's house from the creek than Joe's house in meters metric

John had 84 dollars, and his brother Fred owed 12 dollars to his friend. John gave his brother some money. Fred paid his debt and now both of them has the same amount left. How much money did John give Fred?

True or false: dilations map angles of the same degrees