Agroup of children share 11 3/7 vegetaria pizzas. each child receies 10/14 of a pizza. how many children are in the group?

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10