The number of pencils sold varies directly as the cost. if 5 pencils cost $0.45, find the cost of 7 pencils.

On Michael's farm they have a herd of dairy cattle. There are one hundred eight cows in the herd. If it takes a third of an acre of pastureland to provide grass for each cow, how many acres of pastureland are needed to provide grass for their dairy

Is sin A is 7/10 what is Cos A

X intercept to this equation - - - y = - 4x + 3.5

Find the similarity ratio and the ratio of the perimeters of two regular octagons with areas of 18 in2 and 50 in2.

Find the limit of the function algebraically. limit as x approaches five of quantity x squared minus twenty five divided by quantity x minus five.

A tool box has the dimensions of 9 in by 3 in by 5 in. If Sadie plans to double one dimension to build a larger tool box, she believes she would double the volume of the tool box.

How do I solve for n? 13=n-8

The low temperature in Minneapolis was 15°F below zero and the high was 23°F above zero. What was the range in temperature in Minneapolis? A. - 23°F B. - 15°F C. 8°F D. 38°F

Simplify: 5x - 12y + 8x + 2x2 + 4x2 13x2 - 12y + 6x4 13x - 12y + 6x2 -3x - 12y + 6x2 7x2y

Two angles are complementary. The Sum of the first angle plus twice the second angle is 148 Degrees. Find the Measures of the angles.