Find the area and perimeter of the rectangle whose sides are lengths 2x + 3 and 4x.

There are 450 students at a school. If each classroom holds 30 students, how many classrooms are needed at school?

There are 12 computers in the lab 3/4 are being used by students how many computers are available. for others to use?

Which situation could NOT represent a proportional relationship? A) The amount an employee who makes $13.50 per hour in h hours. B) The cost of purchasing p pounds of bananas for $0.39 per pound.

Find the two square roots of the number 169

6) There are 5 animals in the barn. Some are geese and some are horses. There are 14 legs in all. How many of each animal are there?

Find the total number of units cubes thatfill the entire prism

If the legs of a right triangle are 28 units and 45 units, find exact number of units in the hypotenuse? A. 48 B. 51 C. 53 D. 67

Which expression is equivalent to n (3+2n) ? a) 2n²+3n+5 b) 5n+5 c) 2n+8 d) 11n

A. Meat, 1 lb. for $1.95 would = b. Meat 2 lb. for $3.52 would = c. The best buy would be

Es posible hacer un triángulo de 45 45 45 grados? Por qué?