Use a ratio box to solve this problem. The ratio of new pens yo used pens in the box was 4 to 7. In all there were 242 new pens and used pens in the box. How many new pens were in the box?

For all values of x, which expression is equivalent to 9 (2x + 9) + 2 (2x + 9) ? A) 2x (x + 9) B) 9 (2x + 9) C) 9 (2x + 11) D) 22x + 99

Cuál es el punto medio entre el 0.1 y 0.2

Find R (x) = f (x) g (x) where f (x) = 12x+1208x+72 and g (x) = x2+18x+80x2+21x+108.

When you divide 2 fractions, is the quotient always smaller than the dividend?

Factor the expression 28r + 42s - 35

What is a reasonable estimate of a school desk

8/33 in decimal form

Barry needed 16 cubic feet of mulch to put under the playground equipment. Each bag of mulch covered 2.1 cubic feet. Barry planned on buying 16 bags of mulch. Is this a reasonable plan? A.

Wilson drew a scale drawing of a community college. He used the scale 1 centimeter = 9 meters. In the drawing a building at the college is 18 centimeters long. What is the length of the actual building?

A Ribbon is 12 3/4 feet long. Into how many 3/4 foot pieces can it be cut?